Fixes

.github/workflows/changelog.yml

@@ -11,6 +11,8 @@ jobs:
     if: ${{ github.event.pull_request.merged == true}}
     steps: 
       - uses: actions/checkout@v1
+        with:
+          token: ${{ secrets.TOKEN }}
       - run: yarn
       - uses: ./
         with:

index.mjs

@@ -1,5 +1,5 @@
-import { getInput, setFailed, setOutput } from '@actions/core';
-import { readFile, writeFile, writeFileSync } from 'fs';
+import { getInput, setFailed } from '@actions/core';
+import { readFile, writeFile } from 'fs';
 import { promisify } from 'util';
 
 const readFileAsync = promisify(readFile);
@@ -10,19 +10,14 @@ main().catch((error) => setFailed(error.message));
 async function main() {
   const CHANGELOG_PATH = './CHANGELOG.md';
   try {
-    const pullRequest = getInput('pull_request');
-    console.log('------------');
-    console.log(pullRequest);
-    console.log(pullRequest.merged_at);
-    console.log(typeof pullRequest);
-    console.log(Object.keys(pullRequest));
+    const { merged_at, title, html_url } = JSON.parse(getInput('pull_request'));
 
-    const logLine = `**${pullRequest.merged_at}:** [${pullRequest.title}](${pullRequest.html_url})`;
+    const logLine = `**${merged_at}:** [${title}](${html_url})`;
     console.log(logLine);
 
     const contents = await readFileAsync(CHANGELOG_PATH);
 
-    await writeFileSync(CHANGELOG_PATH, `${logLine}\n${contents}`);
+    await writeFileAsync(CHANGELOG_PATH, `${logLine}\n${contents}`);
     console.log('done');
   } catch (error) {
     setFailed(error.message);