fix: add tag input to changelog workflow for manual re-runs

Made-with: Cursor

Author: AdityaVG13

.github/workflows/changelog.yml

@@ -5,6 +5,11 @@ on:
     tags:
       - "v*"
   workflow_dispatch:
+    inputs:
+      tag:
+        description: "Tag to generate changelog for (e.g. v0.4.0)"
+        required: false
+        type: string
 
 permissions:
   contents: write
@@ -23,7 +28,7 @@ jobs:
         uses: orhun/git-cliff-action@v4
         with:
           config: cliff.toml
-          args: --output CHANGELOG.md --tag "${{ github.ref_name }}"
+          args: --output CHANGELOG.md --tag "${{ github.event.inputs.tag || github.ref_name }}"
         env:
           GITHUB_REPO: ${{ github.repository }}
 
@@ -32,6 +37,6 @@ jobs:
           git config user.name "github-actions[bot]"
           git config user.email "github-actions[bot]@users.noreply.github.com"
           git add CHANGELOG.md
-          git diff --cached --quiet || git commit -m "docs: update CHANGELOG.md for ${{ github.ref_name }}"
+          git diff --cached --quiet || git commit -m "docs: update CHANGELOG.md for ${{ github.event.inputs.tag || github.ref_name }}"
           git push
         shell: bash