Feat(ci): fix changelog workflow (#64)

Co-authored-by: github-actions <[email protected]>

.github/workflows/changelog.yml

@@ -1,44 +1,61 @@
-# This workflow will add a changelog to the repository when a new commit is pushed to the main branch.
-# E.g., manually edit the commit message to align with conventional commit messages, such as:
-# feat(database): add new indexing capabilities
-# This update introduces advanced indexing options for handling complex queries more efficiently.
-
+# Creating Pr with following name convention. Common types include feat (a new feature), fix (a bug fix), docs (documentation changes),
+# style (formatting, missing semi colons, etc.), refactor (code refactoring), test (adding missing tests), 
+# chore (changes to the build process or auxiliary tools and libraries such as documentation generation)
+# e.g: feat(ci): Add auto generate changelog workflow
 name: Changelog Update
 
 on:
   pull_request:
     branches:
       - main
-    types: [opened, synchronize, reopened]
+    types: [closed]
 
 permissions: write-all
 
 jobs:
   update_changelog:
     runs-on: ubuntu-latest
+    if: github.event.pull_request.merged == true
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           fetch-depth: 0
+          ref: ${{ github.event.pull_request.merge_commit_sha }}
 
       - name: Set up Node.js
-        uses: actions/setup-node@v2
+        uses: actions/setup-node@v3
         with:
           node-version: "18"
 
       - name: Install conventional-changelog-cli
         run: npm install -g conventional-changelog-cli
 
-      - name: Generate changelog diff
-        run: |
-          git fetch origin main:main
-          conventional-changelog -p angular -i CHANGELOG.md -s -r 0 > changelog_diff.md
-          echo "::set-output name=changelog::$(cat changelog_diff.md)"
-      - name: Commit and push changelog update
+      - name: Configure Git
         run: |
           git config user.name 'github-actions'
           git config user.email '[email protected]'
+
+      - name: Simulate commit for PR title
+        run: |
+          echo "${{ github.event.pull_request.title }}" > temp_message.txt
+          git commit --allow-empty -F temp_message.txt
+
+      - name: Generate changelog
+        run: |
+          conventional-changelog -p angular -i CHANGELOG.md -s -r 0
+
+      - name: Show git status and changelog contents
+        run: |
+          git status
+          echo "Changelog contents:"
+          cat CHANGELOG.md
+
+      - name: Revert temporary commit
+        run: git reset HEAD~
+
+      - name: Commit and push changelog update
+        run: |
           git add CHANGELOG.md
-          git commit -m "Update CHANGELOG.md"
-          git push origin HEAD:refs/heads/${{ github.head_ref }}
+          git diff --staged --quiet || git commit -m "Update CHANGELOG.md based on PR #${{ github.event.pull_request.number }} title"
+          git push origin HEAD:refs/heads/main

.markdownlintignore

@@ -0,0 +1 @@
+CHANGELOG.md

CHANGELOG.md

@@ -16,8 +16,8 @@
 * **ci:** Add auto update changelog workflow ([#61](https://github.com/dymensionxyz/rollapp-wasm/issues/61)) ([ed9c6da](https://github.com/dymensionxyz/rollapp-wasm/commit/ed9c6da98f33a9842ae83007b46bc074f67d2152))
 
 
-### Improvement
+### Chore
 
 * **be:** bumps `block-explorer-rpc-cosmos v1.0.2` & `wasm-block-explorer-rpc-cosmos v1.0.2` ([#42](https://github.com/dymensionxyz/rollapp-wasm/issues/42)) ([eab8283](https://github.com/dymensionxyz/rollapp-wasm/commit/eab82830f8ac5586cdc5d67f134fe52cda48f502))
 * **be:** bumps `block-explorer-rpc-cosmos v1.0.3` & `wasm-block-explorer-rpc-cosmos v1.0.3` ([#45](https://github.com/dymensionxyz/rollapp-wasm/issues/45)) ([349bb7c](https://github.com/dymensionxyz/rollapp-wasm/commit/349bb7cf51b954aba087f951bdce02f914d32d6c))
-* **be:** bumps `block-explorer-rpc-cosmos v1.1.2` & `wasm-block-explorer-rpc-cosmos v1.1.2` ([#55](https://github.com/dymensionxyz/rollapp-wasm/issues/55))
+* **be:** bumps `block-explorer-rpc-cosmos v1.1.2` & `wasm-block-explorer-rpc-cosmos v1.1.2` ([#55](https://github.com/dymensionxyz/rollapp-wasm/issues/55))