diff --git a/dist/cleanup/index.js b/dist/cleanup/index.js
index 106007f..10fa6a0 100644
--- a/dist/cleanup/index.js
+++ b/dist/cleanup/index.js
@@ -57237,6 +57237,314 @@ function isPlainObject(o) {
 exports.isPlainObject = isPlainObject;
 
 
+/***/ }),
+
+/***/ 7821:
+/***/ (function(module) {
+
+//
+// THIS FILE IS AUTOMATICALLY GENERATED! DO NOT EDIT BY HAND!
+//
+;
+(function (global, factory) {
+     true
+        ? module.exports = factory()
+        : 0;
+}((typeof self !== 'undefined' ? self
+    : typeof window !== 'undefined' ? window
+        : typeof global !== 'undefined' ? global
+            : this), function () {
+    'use strict';
+    /**
+     *  base64.ts
+     *
+     *  Licensed under the BSD 3-Clause License.
+     *    http://opensource.org/licenses/BSD-3-Clause
+     *
+     *  References:
+     *    http://en.wikipedia.org/wiki/Base64
+     *
+     * @author Dan Kogai (https://github.com/dankogai)
+     */
+    var version = '3.7.5';
+    /**
+     * @deprecated use lowercase `version`.
+     */
+    var VERSION = version;
+    var _hasatob = typeof atob === 'function';
+    var _hasbtoa = typeof btoa === 'function';
+    var _hasBuffer = typeof Buffer === 'function';
+    var _TD = typeof TextDecoder === 'function' ? new TextDecoder() : undefined;
+    var _TE = typeof TextEncoder === 'function' ? new TextEncoder() : undefined;
+    var b64ch = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
+    var b64chs = Array.prototype.slice.call(b64ch);
+    var b64tab = (function (a) {
+        var tab = {};
+        a.forEach(function (c, i) { return tab[c] = i; });
+        return tab;
+    })(b64chs);
+    var b64re = /^(?:[A-Za-z\d+\/]{4})*?(?:[A-Za-z\d+\/]{2}(?:==)?|[A-Za-z\d+\/]{3}=?)?$/;
+    var _fromCC = String.fromCharCode.bind(String);
+    var _U8Afrom = typeof Uint8Array.from === 'function'
+        ? Uint8Array.from.bind(Uint8Array)
+        : function (it) { return new Uint8Array(Array.prototype.slice.call(it, 0)); };
+    var _mkUriSafe = function (src) { return src
+        .replace(/=/g, '').replace(/[+\/]/g, function (m0) { return m0 == '+' ? '-' : '_'; }); };
+    var _tidyB64 = function (s) { return s.replace(/[^A-Za-z0-9\+\/]/g, ''); };
+    /**
+     * polyfill version of `btoa`
+     */
+    var btoaPolyfill = function (bin) {
+        // console.log('polyfilled');
+        var u32, c0, c1, c2, asc = '';
+        var pad = bin.length % 3;
+        for (var i = 0; i < bin.length;) {
+            if ((c0 = bin.charCodeAt(i++)) > 255 ||
+                (c1 = bin.charCodeAt(i++)) > 255 ||
+                (c2 = bin.charCodeAt(i++)) > 255)
+                throw new TypeError('invalid character found');
+            u32 = (c0 << 16) | (c1 << 8) | c2;
+            asc += b64chs[u32 >> 18 & 63]
+                + b64chs[u32 >> 12 & 63]
+                + b64chs[u32 >> 6 & 63]
+                + b64chs[u32 & 63];
+        }
+        return pad ? asc.slice(0, pad - 3) + "===".substring(pad) : asc;
+    };
+    /**
+     * does what `window.btoa` of web browsers do.
+     * @param {String} bin binary string
+     * @returns {string} Base64-encoded string
+     */
+    var _btoa = _hasbtoa ? function (bin) { return btoa(bin); }
+        : _hasBuffer ? function (bin) { return Buffer.from(bin, 'binary').toString('base64'); }
+            : btoaPolyfill;
+    var _fromUint8Array = _hasBuffer
+        ? function (u8a) { return Buffer.from(u8a).toString('base64'); }
+        : function (u8a) {
+            // cf. https://stackoverflow.com/questions/12710001/how-to-convert-uint8-array-to-base64-encoded-string/12713326#12713326
+            var maxargs = 0x1000;
+            var strs = [];
+            for (var i = 0, l = u8a.length; i < l; i += maxargs) {
+                strs.push(_fromCC.apply(null, u8a.subarray(i, i + maxargs)));
+            }
+            return _btoa(strs.join(''));
+        };
+    /**
+     * converts a Uint8Array to a Base64 string.
+     * @param {boolean} [urlsafe] URL-and-filename-safe a la RFC4648 §5
+     * @returns {string} Base64 string
+     */
+    var fromUint8Array = function (u8a, urlsafe) {
+        if (urlsafe === void 0) { urlsafe = false; }
+        return urlsafe ? _mkUriSafe(_fromUint8Array(u8a)) : _fromUint8Array(u8a);
+    };
+    // This trick is found broken https://github.com/dankogai/js-base64/issues/130
+    // const utob = (src: string) => unescape(encodeURIComponent(src));
+    // reverting good old fationed regexp
+    var cb_utob = function (c) {
+        if (c.length < 2) {
+            var cc = c.charCodeAt(0);
+            return cc < 0x80 ? c
+                : cc < 0x800 ? (_fromCC(0xc0 | (cc >>> 6))
+                    + _fromCC(0x80 | (cc & 0x3f)))
+                    : (_fromCC(0xe0 | ((cc >>> 12) & 0x0f))
+                        + _fromCC(0x80 | ((cc >>> 6) & 0x3f))
+                        + _fromCC(0x80 | (cc & 0x3f)));
+        }
+        else {
+            var cc = 0x10000
+                + (c.charCodeAt(0) - 0xD800) * 0x400
+                + (c.charCodeAt(1) - 0xDC00);
+            return (_fromCC(0xf0 | ((cc >>> 18) & 0x07))
+                + _fromCC(0x80 | ((cc >>> 12) & 0x3f))
+                + _fromCC(0x80 | ((cc >>> 6) & 0x3f))
+                + _fromCC(0x80 | (cc & 0x3f)));
+        }
+    };
+    var re_utob = /[\uD800-\uDBFF][\uDC00-\uDFFFF]|[^\x00-\x7F]/g;
+    /**
+     * @deprecated should have been internal use only.
+     * @param {string} src UTF-8 string
+     * @returns {string} UTF-16 string
+     */
+    var utob = function (u) { return u.replace(re_utob, cb_utob); };
+    //
+    var _encode = _hasBuffer
+        ? function (s) { return Buffer.from(s, 'utf8').toString('base64'); }
+        : _TE
+            ? function (s) { return _fromUint8Array(_TE.encode(s)); }
+            : function (s) { return _btoa(utob(s)); };
+    /**
+     * converts a UTF-8-encoded string to a Base64 string.
+     * @param {boolean} [urlsafe] if `true` make the result URL-safe
+     * @returns {string} Base64 string
+     */
+    var encode = function (src, urlsafe) {
+        if (urlsafe === void 0) { urlsafe = false; }
+        return urlsafe
+            ? _mkUriSafe(_encode(src))
+            : _encode(src);
+    };
+    /**
+     * converts a UTF-8-encoded string to URL-safe Base64 RFC4648 §5.
+     * @returns {string} Base64 string
+     */
+    var encodeURI = function (src) { return encode(src, true); };
+    // This trick is found broken https://github.com/dankogai/js-base64/issues/130
+    // const btou = (src: string) => decodeURIComponent(escape(src));
+    // reverting good old fationed regexp
+    var re_btou = /[\xC0-\xDF][\x80-\xBF]|[\xE0-\xEF][\x80-\xBF]{2}|[\xF0-\xF7][\x80-\xBF]{3}/g;
+    var cb_btou = function (cccc) {
+        switch (cccc.length) {
+            case 4:
+                var cp = ((0x07 & cccc.charCodeAt(0)) << 18)
+                    | ((0x3f & cccc.charCodeAt(1)) << 12)
+                    | ((0x3f & cccc.charCodeAt(2)) << 6)
+                    | (0x3f & cccc.charCodeAt(3)), offset = cp - 0x10000;
+                return (_fromCC((offset >>> 10) + 0xD800)
+                    + _fromCC((offset & 0x3FF) + 0xDC00));
+            case 3:
+                return _fromCC(((0x0f & cccc.charCodeAt(0)) << 12)
+                    | ((0x3f & cccc.charCodeAt(1)) << 6)
+                    | (0x3f & cccc.charCodeAt(2)));
+            default:
+                return _fromCC(((0x1f & cccc.charCodeAt(0)) << 6)
+                    | (0x3f & cccc.charCodeAt(1)));
+        }
+    };
+    /**
+     * @deprecated should have been internal use only.
+     * @param {string} src UTF-16 string
+     * @returns {string} UTF-8 string
+     */
+    var btou = function (b) { return b.replace(re_btou, cb_btou); };
+    /**
+     * polyfill version of `atob`
+     */
+    var atobPolyfill = function (asc) {
+        // console.log('polyfilled');
+        asc = asc.replace(/\s+/g, '');
+        if (!b64re.test(asc))
+            throw new TypeError('malformed base64.');
+        asc += '=='.slice(2 - (asc.length & 3));
+        var u24, bin = '', r1, r2;
+        for (var i = 0; i < asc.length;) {
+            u24 = b64tab[asc.charAt(i++)] << 18
+                | b64tab[asc.charAt(i++)] << 12
+                | (r1 = b64tab[asc.charAt(i++)]) << 6
+                | (r2 = b64tab[asc.charAt(i++)]);
+            bin += r1 === 64 ? _fromCC(u24 >> 16 & 255)
+                : r2 === 64 ? _fromCC(u24 >> 16 & 255, u24 >> 8 & 255)
+                    : _fromCC(u24 >> 16 & 255, u24 >> 8 & 255, u24 & 255);
+        }
+        return bin;
+    };
+    /**
+     * does what `window.atob` of web browsers do.
+     * @param {String} asc Base64-encoded string
+     * @returns {string} binary string
+     */
+    var _atob = _hasatob ? function (asc) { return atob(_tidyB64(asc)); }
+        : _hasBuffer ? function (asc) { return Buffer.from(asc, 'base64').toString('binary'); }
+            : atobPolyfill;
+    //
+    var _toUint8Array = _hasBuffer
+        ? function (a) { return _U8Afrom(Buffer.from(a, 'base64')); }
+        : function (a) { return _U8Afrom(_atob(a).split('').map(function (c) { return c.charCodeAt(0); })); };
+    /**
+     * converts a Base64 string to a Uint8Array.
+     */
+    var toUint8Array = function (a) { return _toUint8Array(_unURI(a)); };
+    //
+    var _decode = _hasBuffer
+        ? function (a) { return Buffer.from(a, 'base64').toString('utf8'); }
+        : _TD
+            ? function (a) { return _TD.decode(_toUint8Array(a)); }
+            : function (a) { return btou(_atob(a)); };
+    var _unURI = function (a) { return _tidyB64(a.replace(/[-_]/g, function (m0) { return m0 == '-' ? '+' : '/'; })); };
+    /**
+     * converts a Base64 string to a UTF-8 string.
+     * @param {String} src Base64 string.  Both normal and URL-safe are supported
+     * @returns {string} UTF-8 string
+     */
+    var decode = function (src) { return _decode(_unURI(src)); };
+    /**
+     * check if a value is a valid Base64 string
+     * @param {String} src a value to check
+      */
+    var isValid = function (src) {
+        if (typeof src !== 'string')
+            return false;
+        var s = src.replace(/\s+/g, '').replace(/={0,2}$/, '');
+        return !/[^\s0-9a-zA-Z\+/]/.test(s) || !/[^\s0-9a-zA-Z\-_]/.test(s);
+    };
+    //
+    var _noEnum = function (v) {
+        return {
+            value: v, enumerable: false, writable: true, configurable: true
+        };
+    };
+    /**
+     * extend String.prototype with relevant methods
+     */
+    var extendString = function () {
+        var _add = function (name, body) { return Object.defineProperty(String.prototype, name, _noEnum(body)); };
+        _add('fromBase64', function () { return decode(this); });
+        _add('toBase64', function (urlsafe) { return encode(this, urlsafe); });
+        _add('toBase64URI', function () { return encode(this, true); });
+        _add('toBase64URL', function () { return encode(this, true); });
+        _add('toUint8Array', function () { return toUint8Array(this); });
+    };
+    /**
+     * extend Uint8Array.prototype with relevant methods
+     */
+    var extendUint8Array = function () {
+        var _add = function (name, body) { return Object.defineProperty(Uint8Array.prototype, name, _noEnum(body)); };
+        _add('toBase64', function (urlsafe) { return fromUint8Array(this, urlsafe); });
+        _add('toBase64URI', function () { return fromUint8Array(this, true); });
+        _add('toBase64URL', function () { return fromUint8Array(this, true); });
+    };
+    /**
+     * extend Builtin prototypes with relevant methods
+     */
+    var extendBuiltins = function () {
+        extendString();
+        extendUint8Array();
+    };
+    var gBase64 = {
+        version: version,
+        VERSION: VERSION,
+        atob: _atob,
+        atobPolyfill: atobPolyfill,
+        btoa: _btoa,
+        btoaPolyfill: btoaPolyfill,
+        fromBase64: decode,
+        toBase64: encode,
+        encode: encode,
+        encodeURI: encodeURI,
+        encodeURL: encodeURI,
+        utob: utob,
+        btou: btou,
+        decode: decode,
+        isValid: isValid,
+        fromUint8Array: fromUint8Array,
+        toUint8Array: toUint8Array,
+        extendString: extendString,
+        extendUint8Array: extendUint8Array,
+        extendBuiltins: extendBuiltins
+    };
+    //
+    // export Base64 to the namespace
+    //
+    // ES5 is yet to have Object.assign() that may make transpilers unhappy.
+    // gBase64.Base64 = Object.assign({}, gBase64);
+    gBase64.Base64 = {};
+    Object.keys(gBase64).forEach(function (k) { return gBase64.Base64[k] = gBase64[k]; });
+    return gBase64;
+}));
+
+
 /***/ }),
 
 /***/ 8401:
@@ -74145,6 +74453,8 @@ function generateReports() {
             const buildOutput = JSON.parse(fs.readFileSync(BUILD_OUTPUT_JSON_PATH, 'utf8'));
             const treeSha = yield (0, utils_1.createTree)(JSON.stringify(buildOutput));
             yield (0, utils_1.createRef)(treeSha);
+            const prMetrics = yield (0, utils_1.getPrBaseBranchMetrics)();
+            const prBaseReport = createReport(buildOutput);
             const report = createReport(buildOutput);
             if (areJobReportsEnabled()) {
                 core.summary.addRaw(report);
@@ -74152,6 +74462,7 @@ function generateReports() {
             }
             if (arePRReportsEnabled()) {
                 (0, utils_1.createPRComment)(report);
+                (0, utils_1.createPRComment)(report + buildOutput);
             }
         }
     });
@@ -74450,7 +74761,7 @@ var __importDefault = (this && this.__importDefault) || function (mod) {
     return (mod && mod.__esModule) ? mod : { "default": mod };
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.createTree = exports.createRef = exports.createPRComment = exports.isPREvent = exports.toSemVer = exports.calculateSHA256 = exports.downloadExtractAndCacheJDK = exports.downloadAndExtractJDK = exports.getMatchingTags = exports.getTaggedRelease = exports.getLatestRelease = exports.exec = void 0;
+exports.getPrBaseBranchMetrics = exports.createTree = exports.createRef = exports.createPRComment = exports.isPREvent = exports.toSemVer = exports.calculateSHA256 = exports.downloadExtractAndCacheJDK = exports.downloadAndExtractJDK = exports.getMatchingTags = exports.getTaggedRelease = exports.getLatestRelease = exports.exec = void 0;
 const c = __importStar(__nccwpck_require__(2764));
 const core = __importStar(__nccwpck_require__(2258));
 const github = __importStar(__nccwpck_require__(7168));
@@ -74461,6 +74772,7 @@ const fs_1 = __nccwpck_require__(7147);
 //import {Octokit} from '@octokit/core'
 const crypto_1 = __nccwpck_require__(6113);
 const path_1 = __nccwpck_require__(1017);
+const js_base64_1 = __nccwpck_require__(7821);
 const rest_1 = __nccwpck_require__(6175);
 const node_fetch_1 = __importDefault(__nccwpck_require__(831));
 // Set up Octokit for github.com only and in the same way as @actions/github (see https://git.io/Jy9YP)
@@ -74593,6 +74905,12 @@ function getGitHubToken() {
 function getCommitSha() {
     return process.env.GITHUB_SHA || "default_tag";
 }
+function getPrBaseBranchSha() {
+    if (!isPREvent()) {
+        return "";
+    }
+    return process.env.GITHUB_BASE_REF || "default_branch";
+}
 function createPRComment(content) {
     var _a;
     return __awaiter(this, void 0, void 0, function* () {
@@ -74609,35 +74927,6 @@ function createPRComment(content) {
     });
 }
 exports.createPRComment = createPRComment;
-/*export async function saveReportJson(content: string): Promise<void> {
-    const octokit = new Octokit({
-      auth: getGitHubToken(),
-      request: {
-        fetch: fetch,
-      },
-    });
-
-    const contentEncoded = Base64.encode(content)
-
-
-    const { data } = await octokit.repos.createOrUpdateFileContents({
-      owner: 'jessiscript',
-      repo: 're23_build_tracking',
-      path: 'OUTPUT.json',
-      content: contentEncoded,
-      message: 'Add Report JSON data',
-      committer: {
-        name: 'jessiscript',
-        email: 'pauljessica2001@gmail.com',
-      },
-      author:{
-        name: 'jessiscript',
-        email: 'pauljessica2001@gmail.com',
-      }
-    });
-
-    console.log(data);
-}*/
 function createRef(sha) {
     return __awaiter(this, void 0, void 0, function* () {
         const commitSha = getCommitSha();
@@ -74679,6 +74968,62 @@ function createTree(metadataJson) {
     });
 }
 exports.createTree = createTree;
+function getPrBaseBranchMetrics() {
+    return __awaiter(this, void 0, void 0, function* () {
+        if (!isPREvent()) {
+            throw new Error('Not a PR event.');
+        }
+        const context = github.context;
+        const octokit = new rest_1.Octokit({
+            auth: getGitHubToken(),
+            request: {
+                fetch: node_fetch_1.default,
+            },
+        });
+        const baseCommitSha = yield getBaseBranchCommitSha(octokit, context);
+        core.info(baseCommitSha);
+        const blobTreeUrl = yield getBlobTreeUrl(octokit, context, baseCommitSha);
+        core.info(blobTreeUrl);
+        const blobUrl = yield getBlobUrl(octokit, context, blobTreeUrl);
+        core.info(blobUrl);
+        const blobContent = yield getBlobContent(octokit, context, blobUrl);
+        core.info(blobContent);
+        return blobContent;
+    });
+}
+exports.getPrBaseBranchMetrics = getPrBaseBranchMetrics;
+function getBaseBranchCommitSha(octokit, context) {
+    return __awaiter(this, void 0, void 0, function* () {
+        const { data } = yield octokit.request(`GET /repos/${context.repo.owner}/${context.repo.repo}/ref/heads/${getPrBaseBranchSha()}`, Object.assign(Object.assign({}, context.repo), { headers: {
+                'X-GitHub-Api-Version': '2022-11-28'
+            } }));
+        return data.object.sha;
+    });
+}
+function getBlobTreeUrl(octokit, context, baseCommitSha) {
+    return __awaiter(this, void 0, void 0, function* () {
+        const { data } = yield octokit.request(`GET /repos/${context.repo.owner}/${context.repo.repo}/ref/metrics/${baseCommitSha}`, Object.assign(Object.assign({}, context.repo), { headers: {
+                'X-GitHub-Api-Version': '2022-11-28'
+            } }));
+        return data.object.url;
+    });
+}
+function getBlobUrl(octokit, context, blobTreeUrl) {
+    return __awaiter(this, void 0, void 0, function* () {
+        const { data } = yield octokit.request(blobTreeUrl, Object.assign(Object.assign({}, context.repo), { headers: {
+                'X-GitHub-Api-Version': '2022-11-28'
+            } }));
+        return data.tree[0].url;
+    });
+}
+function getBlobContent(octokit, context, blobUrl) {
+    return __awaiter(this, void 0, void 0, function* () {
+        const { data } = yield octokit.request(blobUrl, Object.assign(Object.assign({}, context.repo), { headers: {
+                'X-GitHub-Api-Version': '2022-11-28'
+            } }));
+        return js_base64_1.Base64.decode(data.content);
+    });
+}
 
 
 /***/ }),
diff --git a/dist/main/index.js b/dist/main/index.js
index 7545874..c07eaa3 100644
--- a/dist/main/index.js
+++ b/dist/main/index.js
@@ -57237,6 +57237,314 @@ function isPlainObject(o) {
 exports.isPlainObject = isPlainObject;
 
 
+/***/ }),
+
+/***/ 7821:
+/***/ (function(module) {
+
+//
+// THIS FILE IS AUTOMATICALLY GENERATED! DO NOT EDIT BY HAND!
+//
+;
+(function (global, factory) {
+     true
+        ? module.exports = factory()
+        : 0;
+}((typeof self !== 'undefined' ? self
+    : typeof window !== 'undefined' ? window
+        : typeof global !== 'undefined' ? global
+            : this), function () {
+    'use strict';
+    /**
+     *  base64.ts
+     *
+     *  Licensed under the BSD 3-Clause License.
+     *    http://opensource.org/licenses/BSD-3-Clause
+     *
+     *  References:
+     *    http://en.wikipedia.org/wiki/Base64
+     *
+     * @author Dan Kogai (https://github.com/dankogai)
+     */
+    var version = '3.7.5';
+    /**
+     * @deprecated use lowercase `version`.
+     */
+    var VERSION = version;
+    var _hasatob = typeof atob === 'function';
+    var _hasbtoa = typeof btoa === 'function';
+    var _hasBuffer = typeof Buffer === 'function';
+    var _TD = typeof TextDecoder === 'function' ? new TextDecoder() : undefined;
+    var _TE = typeof TextEncoder === 'function' ? new TextEncoder() : undefined;
+    var b64ch = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
+    var b64chs = Array.prototype.slice.call(b64ch);
+    var b64tab = (function (a) {
+        var tab = {};
+        a.forEach(function (c, i) { return tab[c] = i; });
+        return tab;
+    })(b64chs);
+    var b64re = /^(?:[A-Za-z\d+\/]{4})*?(?:[A-Za-z\d+\/]{2}(?:==)?|[A-Za-z\d+\/]{3}=?)?$/;
+    var _fromCC = String.fromCharCode.bind(String);
+    var _U8Afrom = typeof Uint8Array.from === 'function'
+        ? Uint8Array.from.bind(Uint8Array)
+        : function (it) { return new Uint8Array(Array.prototype.slice.call(it, 0)); };
+    var _mkUriSafe = function (src) { return src
+        .replace(/=/g, '').replace(/[+\/]/g, function (m0) { return m0 == '+' ? '-' : '_'; }); };
+    var _tidyB64 = function (s) { return s.replace(/[^A-Za-z0-9\+\/]/g, ''); };
+    /**
+     * polyfill version of `btoa`
+     */
+    var btoaPolyfill = function (bin) {
+        // console.log('polyfilled');
+        var u32, c0, c1, c2, asc = '';
+        var pad = bin.length % 3;
+        for (var i = 0; i < bin.length;) {
+            if ((c0 = bin.charCodeAt(i++)) > 255 ||
+                (c1 = bin.charCodeAt(i++)) > 255 ||
+                (c2 = bin.charCodeAt(i++)) > 255)
+                throw new TypeError('invalid character found');
+            u32 = (c0 << 16) | (c1 << 8) | c2;
+            asc += b64chs[u32 >> 18 & 63]
+                + b64chs[u32 >> 12 & 63]
+                + b64chs[u32 >> 6 & 63]
+                + b64chs[u32 & 63];
+        }
+        return pad ? asc.slice(0, pad - 3) + "===".substring(pad) : asc;
+    };
+    /**
+     * does what `window.btoa` of web browsers do.
+     * @param {String} bin binary string
+     * @returns {string} Base64-encoded string
+     */
+    var _btoa = _hasbtoa ? function (bin) { return btoa(bin); }
+        : _hasBuffer ? function (bin) { return Buffer.from(bin, 'binary').toString('base64'); }
+            : btoaPolyfill;
+    var _fromUint8Array = _hasBuffer
+        ? function (u8a) { return Buffer.from(u8a).toString('base64'); }
+        : function (u8a) {
+            // cf. https://stackoverflow.com/questions/12710001/how-to-convert-uint8-array-to-base64-encoded-string/12713326#12713326
+            var maxargs = 0x1000;
+            var strs = [];
+            for (var i = 0, l = u8a.length; i < l; i += maxargs) {
+                strs.push(_fromCC.apply(null, u8a.subarray(i, i + maxargs)));
+            }
+            return _btoa(strs.join(''));
+        };
+    /**
+     * converts a Uint8Array to a Base64 string.
+     * @param {boolean} [urlsafe] URL-and-filename-safe a la RFC4648 §5
+     * @returns {string} Base64 string
+     */
+    var fromUint8Array = function (u8a, urlsafe) {
+        if (urlsafe === void 0) { urlsafe = false; }
+        return urlsafe ? _mkUriSafe(_fromUint8Array(u8a)) : _fromUint8Array(u8a);
+    };
+    // This trick is found broken https://github.com/dankogai/js-base64/issues/130
+    // const utob = (src: string) => unescape(encodeURIComponent(src));
+    // reverting good old fationed regexp
+    var cb_utob = function (c) {
+        if (c.length < 2) {
+            var cc = c.charCodeAt(0);
+            return cc < 0x80 ? c
+                : cc < 0x800 ? (_fromCC(0xc0 | (cc >>> 6))
+                    + _fromCC(0x80 | (cc & 0x3f)))
+                    : (_fromCC(0xe0 | ((cc >>> 12) & 0x0f))
+                        + _fromCC(0x80 | ((cc >>> 6) & 0x3f))
+                        + _fromCC(0x80 | (cc & 0x3f)));
+        }
+        else {
+            var cc = 0x10000
+                + (c.charCodeAt(0) - 0xD800) * 0x400
+                + (c.charCodeAt(1) - 0xDC00);
+            return (_fromCC(0xf0 | ((cc >>> 18) & 0x07))
+                + _fromCC(0x80 | ((cc >>> 12) & 0x3f))
+                + _fromCC(0x80 | ((cc >>> 6) & 0x3f))
+                + _fromCC(0x80 | (cc & 0x3f)));
+        }
+    };
+    var re_utob = /[\uD800-\uDBFF][\uDC00-\uDFFFF]|[^\x00-\x7F]/g;
+    /**
+     * @deprecated should have been internal use only.
+     * @param {string} src UTF-8 string
+     * @returns {string} UTF-16 string
+     */
+    var utob = function (u) { return u.replace(re_utob, cb_utob); };
+    //
+    var _encode = _hasBuffer
+        ? function (s) { return Buffer.from(s, 'utf8').toString('base64'); }
+        : _TE
+            ? function (s) { return _fromUint8Array(_TE.encode(s)); }
+            : function (s) { return _btoa(utob(s)); };
+    /**
+     * converts a UTF-8-encoded string to a Base64 string.
+     * @param {boolean} [urlsafe] if `true` make the result URL-safe
+     * @returns {string} Base64 string
+     */
+    var encode = function (src, urlsafe) {
+        if (urlsafe === void 0) { urlsafe = false; }
+        return urlsafe
+            ? _mkUriSafe(_encode(src))
+            : _encode(src);
+    };
+    /**
+     * converts a UTF-8-encoded string to URL-safe Base64 RFC4648 §5.
+     * @returns {string} Base64 string
+     */
+    var encodeURI = function (src) { return encode(src, true); };
+    // This trick is found broken https://github.com/dankogai/js-base64/issues/130
+    // const btou = (src: string) => decodeURIComponent(escape(src));
+    // reverting good old fationed regexp
+    var re_btou = /[\xC0-\xDF][\x80-\xBF]|[\xE0-\xEF][\x80-\xBF]{2}|[\xF0-\xF7][\x80-\xBF]{3}/g;
+    var cb_btou = function (cccc) {
+        switch (cccc.length) {
+            case 4:
+                var cp = ((0x07 & cccc.charCodeAt(0)) << 18)
+                    | ((0x3f & cccc.charCodeAt(1)) << 12)
+                    | ((0x3f & cccc.charCodeAt(2)) << 6)
+                    | (0x3f & cccc.charCodeAt(3)), offset = cp - 0x10000;
+                return (_fromCC((offset >>> 10) + 0xD800)
+                    + _fromCC((offset & 0x3FF) + 0xDC00));
+            case 3:
+                return _fromCC(((0x0f & cccc.charCodeAt(0)) << 12)
+                    | ((0x3f & cccc.charCodeAt(1)) << 6)
+                    | (0x3f & cccc.charCodeAt(2)));
+            default:
+                return _fromCC(((0x1f & cccc.charCodeAt(0)) << 6)
+                    | (0x3f & cccc.charCodeAt(1)));
+        }
+    };
+    /**
+     * @deprecated should have been internal use only.
+     * @param {string} src UTF-16 string
+     * @returns {string} UTF-8 string
+     */
+    var btou = function (b) { return b.replace(re_btou, cb_btou); };
+    /**
+     * polyfill version of `atob`
+     */
+    var atobPolyfill = function (asc) {
+        // console.log('polyfilled');
+        asc = asc.replace(/\s+/g, '');
+        if (!b64re.test(asc))
+            throw new TypeError('malformed base64.');
+        asc += '=='.slice(2 - (asc.length & 3));
+        var u24, bin = '', r1, r2;
+        for (var i = 0; i < asc.length;) {
+            u24 = b64tab[asc.charAt(i++)] << 18
+                | b64tab[asc.charAt(i++)] << 12
+                | (r1 = b64tab[asc.charAt(i++)]) << 6
+                | (r2 = b64tab[asc.charAt(i++)]);
+            bin += r1 === 64 ? _fromCC(u24 >> 16 & 255)
+                : r2 === 64 ? _fromCC(u24 >> 16 & 255, u24 >> 8 & 255)
+                    : _fromCC(u24 >> 16 & 255, u24 >> 8 & 255, u24 & 255);
+        }
+        return bin;
+    };
+    /**
+     * does what `window.atob` of web browsers do.
+     * @param {String} asc Base64-encoded string
+     * @returns {string} binary string
+     */
+    var _atob = _hasatob ? function (asc) { return atob(_tidyB64(asc)); }
+        : _hasBuffer ? function (asc) { return Buffer.from(asc, 'base64').toString('binary'); }
+            : atobPolyfill;
+    //
+    var _toUint8Array = _hasBuffer
+        ? function (a) { return _U8Afrom(Buffer.from(a, 'base64')); }
+        : function (a) { return _U8Afrom(_atob(a).split('').map(function (c) { return c.charCodeAt(0); })); };
+    /**
+     * converts a Base64 string to a Uint8Array.
+     */
+    var toUint8Array = function (a) { return _toUint8Array(_unURI(a)); };
+    //
+    var _decode = _hasBuffer
+        ? function (a) { return Buffer.from(a, 'base64').toString('utf8'); }
+        : _TD
+            ? function (a) { return _TD.decode(_toUint8Array(a)); }
+            : function (a) { return btou(_atob(a)); };
+    var _unURI = function (a) { return _tidyB64(a.replace(/[-_]/g, function (m0) { return m0 == '-' ? '+' : '/'; })); };
+    /**
+     * converts a Base64 string to a UTF-8 string.
+     * @param {String} src Base64 string.  Both normal and URL-safe are supported
+     * @returns {string} UTF-8 string
+     */
+    var decode = function (src) { return _decode(_unURI(src)); };
+    /**
+     * check if a value is a valid Base64 string
+     * @param {String} src a value to check
+      */
+    var isValid = function (src) {
+        if (typeof src !== 'string')
+            return false;
+        var s = src.replace(/\s+/g, '').replace(/={0,2}$/, '');
+        return !/[^\s0-9a-zA-Z\+/]/.test(s) || !/[^\s0-9a-zA-Z\-_]/.test(s);
+    };
+    //
+    var _noEnum = function (v) {
+        return {
+            value: v, enumerable: false, writable: true, configurable: true
+        };
+    };
+    /**
+     * extend String.prototype with relevant methods
+     */
+    var extendString = function () {
+        var _add = function (name, body) { return Object.defineProperty(String.prototype, name, _noEnum(body)); };
+        _add('fromBase64', function () { return decode(this); });
+        _add('toBase64', function (urlsafe) { return encode(this, urlsafe); });
+        _add('toBase64URI', function () { return encode(this, true); });
+        _add('toBase64URL', function () { return encode(this, true); });
+        _add('toUint8Array', function () { return toUint8Array(this); });
+    };
+    /**
+     * extend Uint8Array.prototype with relevant methods
+     */
+    var extendUint8Array = function () {
+        var _add = function (name, body) { return Object.defineProperty(Uint8Array.prototype, name, _noEnum(body)); };
+        _add('toBase64', function (urlsafe) { return fromUint8Array(this, urlsafe); });
+        _add('toBase64URI', function () { return fromUint8Array(this, true); });
+        _add('toBase64URL', function () { return fromUint8Array(this, true); });
+    };
+    /**
+     * extend Builtin prototypes with relevant methods
+     */
+    var extendBuiltins = function () {
+        extendString();
+        extendUint8Array();
+    };
+    var gBase64 = {
+        version: version,
+        VERSION: VERSION,
+        atob: _atob,
+        atobPolyfill: atobPolyfill,
+        btoa: _btoa,
+        btoaPolyfill: btoaPolyfill,
+        fromBase64: decode,
+        toBase64: encode,
+        encode: encode,
+        encodeURI: encodeURI,
+        encodeURL: encodeURI,
+        utob: utob,
+        btou: btou,
+        decode: decode,
+        isValid: isValid,
+        fromUint8Array: fromUint8Array,
+        toUint8Array: toUint8Array,
+        extendString: extendString,
+        extendUint8Array: extendUint8Array,
+        extendBuiltins: extendBuiltins
+    };
+    //
+    // export Base64 to the namespace
+    //
+    // ES5 is yet to have Object.assign() that may make transpilers unhappy.
+    // gBase64.Base64 = Object.assign({}, gBase64);
+    gBase64.Base64 = {};
+    Object.keys(gBase64).forEach(function (k) { return gBase64.Base64[k] = gBase64[k]; });
+    return gBase64;
+}));
+
+
 /***/ }),
 
 /***/ 8401:
@@ -74244,6 +74552,8 @@ function generateReports() {
             const buildOutput = JSON.parse(fs.readFileSync(BUILD_OUTPUT_JSON_PATH, 'utf8'));
             const treeSha = yield (0, utils_1.createTree)(JSON.stringify(buildOutput));
             yield (0, utils_1.createRef)(treeSha);
+            const prMetrics = yield (0, utils_1.getPrBaseBranchMetrics)();
+            const prBaseReport = createReport(buildOutput);
             const report = createReport(buildOutput);
             if (areJobReportsEnabled()) {
                 core.summary.addRaw(report);
@@ -74251,6 +74561,7 @@ function generateReports() {
             }
             if (arePRReportsEnabled()) {
                 (0, utils_1.createPRComment)(report);
+                (0, utils_1.createPRComment)(report + buildOutput);
             }
         }
     });
@@ -75447,7 +75758,7 @@ var __importDefault = (this && this.__importDefault) || function (mod) {
     return (mod && mod.__esModule) ? mod : { "default": mod };
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.createTree = exports.createRef = exports.createPRComment = exports.isPREvent = exports.toSemVer = exports.calculateSHA256 = exports.downloadExtractAndCacheJDK = exports.downloadAndExtractJDK = exports.getMatchingTags = exports.getTaggedRelease = exports.getLatestRelease = exports.exec = void 0;
+exports.getPrBaseBranchMetrics = exports.createTree = exports.createRef = exports.createPRComment = exports.isPREvent = exports.toSemVer = exports.calculateSHA256 = exports.downloadExtractAndCacheJDK = exports.downloadAndExtractJDK = exports.getMatchingTags = exports.getTaggedRelease = exports.getLatestRelease = exports.exec = void 0;
 const c = __importStar(__nccwpck_require__(2764));
 const core = __importStar(__nccwpck_require__(2258));
 const github = __importStar(__nccwpck_require__(7168));
@@ -75458,6 +75769,7 @@ const fs_1 = __nccwpck_require__(7147);
 //import {Octokit} from '@octokit/core'
 const crypto_1 = __nccwpck_require__(6113);
 const path_1 = __nccwpck_require__(1017);
+const js_base64_1 = __nccwpck_require__(7821);
 const rest_1 = __nccwpck_require__(6175);
 const node_fetch_1 = __importDefault(__nccwpck_require__(831));
 // Set up Octokit for github.com only and in the same way as @actions/github (see https://git.io/Jy9YP)
@@ -75590,6 +75902,12 @@ function getGitHubToken() {
 function getCommitSha() {
     return process.env.GITHUB_SHA || "default_tag";
 }
+function getPrBaseBranchSha() {
+    if (!isPREvent()) {
+        return "";
+    }
+    return process.env.GITHUB_BASE_REF || "default_branch";
+}
 function createPRComment(content) {
     var _a;
     return __awaiter(this, void 0, void 0, function* () {
@@ -75606,35 +75924,6 @@ function createPRComment(content) {
     });
 }
 exports.createPRComment = createPRComment;
-/*export async function saveReportJson(content: string): Promise<void> {
-    const octokit = new Octokit({
-      auth: getGitHubToken(),
-      request: {
-        fetch: fetch,
-      },
-    });
-
-    const contentEncoded = Base64.encode(content)
-
-
-    const { data } = await octokit.repos.createOrUpdateFileContents({
-      owner: 'jessiscript',
-      repo: 're23_build_tracking',
-      path: 'OUTPUT.json',
-      content: contentEncoded,
-      message: 'Add Report JSON data',
-      committer: {
-        name: 'jessiscript',
-        email: 'pauljessica2001@gmail.com',
-      },
-      author:{
-        name: 'jessiscript',
-        email: 'pauljessica2001@gmail.com',
-      }
-    });
-
-    console.log(data);
-}*/
 function createRef(sha) {
     return __awaiter(this, void 0, void 0, function* () {
         const commitSha = getCommitSha();
@@ -75676,6 +75965,62 @@ function createTree(metadataJson) {
     });
 }
 exports.createTree = createTree;
+function getPrBaseBranchMetrics() {
+    return __awaiter(this, void 0, void 0, function* () {
+        if (!isPREvent()) {
+            throw new Error('Not a PR event.');
+        }
+        const context = github.context;
+        const octokit = new rest_1.Octokit({
+            auth: getGitHubToken(),
+            request: {
+                fetch: node_fetch_1.default,
+            },
+        });
+        const baseCommitSha = yield getBaseBranchCommitSha(octokit, context);
+        core.info(baseCommitSha);
+        const blobTreeUrl = yield getBlobTreeUrl(octokit, context, baseCommitSha);
+        core.info(blobTreeUrl);
+        const blobUrl = yield getBlobUrl(octokit, context, blobTreeUrl);
+        core.info(blobUrl);
+        const blobContent = yield getBlobContent(octokit, context, blobUrl);
+        core.info(blobContent);
+        return blobContent;
+    });
+}
+exports.getPrBaseBranchMetrics = getPrBaseBranchMetrics;
+function getBaseBranchCommitSha(octokit, context) {
+    return __awaiter(this, void 0, void 0, function* () {
+        const { data } = yield octokit.request(`GET /repos/${context.repo.owner}/${context.repo.repo}/ref/heads/${getPrBaseBranchSha()}`, Object.assign(Object.assign({}, context.repo), { headers: {
+                'X-GitHub-Api-Version': '2022-11-28'
+            } }));
+        return data.object.sha;
+    });
+}
+function getBlobTreeUrl(octokit, context, baseCommitSha) {
+    return __awaiter(this, void 0, void 0, function* () {
+        const { data } = yield octokit.request(`GET /repos/${context.repo.owner}/${context.repo.repo}/ref/metrics/${baseCommitSha}`, Object.assign(Object.assign({}, context.repo), { headers: {
+                'X-GitHub-Api-Version': '2022-11-28'
+            } }));
+        return data.object.url;
+    });
+}
+function getBlobUrl(octokit, context, blobTreeUrl) {
+    return __awaiter(this, void 0, void 0, function* () {
+        const { data } = yield octokit.request(blobTreeUrl, Object.assign(Object.assign({}, context.repo), { headers: {
+                'X-GitHub-Api-Version': '2022-11-28'
+            } }));
+        return data.tree[0].url;
+    });
+}
+function getBlobContent(octokit, context, blobUrl) {
+    return __awaiter(this, void 0, void 0, function* () {
+        const { data } = yield octokit.request(blobUrl, Object.assign(Object.assign({}, context.repo), { headers: {
+                'X-GitHub-Api-Version': '2022-11-28'
+            } }));
+        return js_base64_1.Base64.decode(data.content);
+    });
+}
 
 
 /***/ }),
diff --git a/src/features/reports.ts b/src/features/reports.ts
index 9a80ecb..4e49726 100644
--- a/src/features/reports.ts
+++ b/src/features/reports.ts
@@ -4,7 +4,7 @@ import * as fs from 'fs'
 import * as github from '@actions/github'
 import {join} from 'path'
 import {tmpdir} from 'os'
-import {createPRComment, createRef, createTree, isPREvent, toSemVer} from '../utils'
+import {createPRComment, createRef, createTree, getPrBaseBranchMetrics, isPREvent, toSemVer} from '../utils'
 import {gte} from 'semver'
 import {Base64} from 'js-base64';
 import { Octokit } from '@octokit/rest';
@@ -136,6 +136,8 @@ export async function generateReports(): Promise<void> {
 
     const treeSha = await createTree(JSON.stringify(buildOutput))
     await createRef(treeSha)
+    const prMetrics = await getPrBaseBranchMetrics()
+    const prBaseReport = createReport(buildOutput)
 
     const report = createReport(buildOutput)
     if (areJobReportsEnabled()) {
@@ -144,6 +146,7 @@ export async function generateReports(): Promise<void> {
     }
     if (arePRReportsEnabled()) {
       createPRComment(report)
+      createPRComment(report + buildOutput)
     }
   }
 }
diff --git a/src/utils.ts b/src/utils.ts
index e92ee38..35486df 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -11,6 +11,7 @@ import {join} from 'path'
 import {Base64} from "js-base64";
 import { Octokit } from '@octokit/rest';
 import fetch from "node-fetch";
+import {Context} from "@actions/github/lib/context";
 
 // Set up Octokit for github.com only and in the same way as @actions/github (see https://git.io/Jy9YP)
 const baseUrl = 'https://api.github.com'
@@ -163,6 +164,13 @@ function getCommitSha(): string {
     return process.env.GITHUB_SHA || "default_tag"
 }
 
+function getPrBaseBranchSha(): string {
+    if (!isPREvent()) {
+        return ""
+    }
+    return  process.env.GITHUB_BASE_REF || "default_branch"
+}
+
 export async function createPRComment(content: string): Promise<void> {
   if (!isPREvent()) {
     throw new Error('Not a PR event.')
@@ -181,36 +189,6 @@ export async function createPRComment(content: string): Promise<void> {
   }
 }
 
-/*export async function saveReportJson(content: string): Promise<void> {
-    const octokit = new Octokit({
-      auth: getGitHubToken(),
-      request: {
-        fetch: fetch,
-      },
-    });
-
-    const contentEncoded = Base64.encode(content)
-
-
-    const { data } = await octokit.repos.createOrUpdateFileContents({
-      owner: 'jessiscript',
-      repo: 're23_build_tracking',
-      path: 'OUTPUT.json',
-      content: contentEncoded,
-      message: 'Add Report JSON data',
-      committer: {
-        name: 'jessiscript',
-        email: 'pauljessica2001@gmail.com',
-      },
-      author:{
-        name: 'jessiscript',
-        email: 'pauljessica2001@gmail.com',
-      }
-    });
-
-    console.log(data);
-}*/
-
 export async function createRef(sha: string) {
     const commitSha = getCommitSha()
     const ref = `refs/metrics/${commitSha}`
@@ -264,3 +242,65 @@ export async function createTree(metadataJson: string): Promise<string> {
     core.info("Tree-sha" + response.data.sha);
     return response.data.sha;
 }
+
+export async function getPrBaseBranchMetrics(): Promise<string> {
+    if (!isPREvent()) {
+        throw new Error('Not a PR event.')
+    }
+    const context = github.context
+    const octokit = new Octokit({
+        auth: getGitHubToken(),
+        request: {
+            fetch: fetch,
+        },
+    })
+    const baseCommitSha = await getBaseBranchCommitSha(octokit, context)
+    core.info(baseCommitSha)
+    const blobTreeUrl = await getBlobTreeUrl(octokit, context, baseCommitSha)
+    core.info(blobTreeUrl)
+    const blobUrl = await getBlobUrl(octokit, context, blobTreeUrl)
+    core.info(blobUrl)
+    const blobContent = await getBlobContent(octokit, context, blobUrl)
+    core.info(blobContent)
+    return blobContent
+}
+
+async function getBaseBranchCommitSha(octokit: Octokit, context: Context): Promise<string> {
+    const { data } = await octokit.request(`GET /repos/${context.repo.owner}/${context.repo.repo}/ref/heads/${getPrBaseBranchSha()}`, {
+        ...context.repo,
+        headers: {
+            'X-GitHub-Api-Version': '2022-11-28'
+        }
+    })
+    return data.object.sha
+}
+
+async function getBlobTreeUrl(octokit: Octokit, context: Context, baseCommitSha: string): Promise<string> {
+    const { data } = await octokit.request(`GET /repos/${context.repo.owner}/${context.repo.repo}/ref/metrics/${baseCommitSha}`, {
+        ...context.repo,
+        headers: {
+            'X-GitHub-Api-Version': '2022-11-28'
+        }
+    })
+    return data.object.url
+}
+
+async function getBlobUrl(octokit: Octokit, context: Context, blobTreeUrl: string) {
+    const { data } = await octokit.request(blobTreeUrl, {
+        ...context.repo,
+        headers: {
+            'X-GitHub-Api-Version': '2022-11-28'
+        }
+    })
+    return data.tree[0].url
+}
+
+async function getBlobContent(octokit: Octokit, context: Context, blobUrl: string) {
+    const { data } = await octokit.request(blobUrl, {
+        ...context.repo,
+        headers: {
+            'X-GitHub-Api-Version': '2022-11-28'
+        }
+    })
+    return Base64.decode(data.content)
+}
\ No newline at end of file