feat: add building old patch from custom branch

Option to input tag and branch to avoid local git gymnstics
Ensures the workflow fails appropriately when git pull --rebase fails
instead of silently continuing execution. This prevents downstream
build errors and makes troubleshooting easier when the rebase fails.

Signed-off-by: rjshrjndrn <rjshrjndrn@gmail.com>

.github/workflows/patch-build-old.yaml

@@ -7,8 +7,12 @@ on:
         description: 'Comma separated names of services to build(in small letters).'
         required: true
         default: 'chalice,frontend'
+      branch:
+        description: 'branch to build patches from.'
+        required: true
+        type: string
       tag:
-        description: 'Tag to build patches from.'
+        description: 'Tag to update using the branch.'
         required: true
         type: string
 
@@ -26,7 +30,7 @@ jobs:
       uses: actions/checkout@v2
       with:
         fetch-depth: 4
-        ref: ${{ github.event.inputs.tag }}
+        ref: ${{ github.event.inputs.branch }}
 
     - name: Set Remote with GITHUB_TOKEN
       run: |
@@ -36,11 +40,14 @@ jobs:
     - name: Create backup tag with timestamp
       run: |
         set -e  # Exit immediately if a command exits with a non-zero status
+
         TIMESTAMP=$(date +%Y%m%d%H%M%S)
         BACKUP_TAG="${{ github.event.inputs.tag }}-backup-${TIMESTAMP}"
         echo "BACKUP_TAG=${BACKUP_TAG}" >> $GITHUB_ENV
         echo "INPUT_TAG=${{ github.event.inputs.tag }}" >> $GITHUB_ENV
-        git tag $BACKUP_TAG || { echo "Failed to create backup tag"; exit 1; }
+        echo "INPUT_BRANCH=${{ github.event.inputs.branch }}" >> $GITHUB_ENV
+
+        git tag $BACKUP_TAG $INPUT_TAG || { echo "Failed to create backup tag"; exit 1; }
         git push origin $BACKUP_TAG || { echo "Failed to push backup tag"; exit 1; }
         echo "Created backup tag: $BACKUP_TAG"
 
@@ -51,6 +58,14 @@ jobs:
         NEW_TIMESTAMP=$((OLDEST_COMMIT_TIMESTAMP + 1))
         echo "NEW_TIMESTAMP=$NEW_TIMESTAMP" >> $GITHUB_ENV
 
+        echo "HEAD_COMMIT_ID=$(git rev-parse HEAD)" >> $GITHUB_ENV
+
+    - name: rebasing tag
+      run: |
+        git config --local user.email "action@github.com"
+        git config --local user.name "GitHub Action"
+        git fetch origin --tags -f
+        git rebase $INPUT_TAG || { echo "Failed to pull and rebase from branch $INPUT_BRANCH with tag $INPUT_TAG"; exit 1; }
 
     - name: Setup yq
       uses: mikefarah/yq@master
@@ -70,10 +85,6 @@ jobs:
         aws ecr-public get-login-password --region us-east-1 | docker login --username AWS --password-stdin ${{ secrets.RELEASE_OSS_REGISTRY }}
 
     - uses: depot/setup-action@v1
-    - name: Get HEAD Commit ID
-      run: echo "HEAD_COMMIT_ID=$(git rev-parse HEAD)" >> $GITHUB_ENV
-    - name: Define Branch Name
-      run: echo "BRANCH_NAME=patch/main/${HEAD_COMMIT_ID}" >> $GITHUB_ENV
 
     - name: Build
       id: build-image
@@ -85,9 +96,6 @@ jobs:
         MSAAS_REPO_FOLDER: /tmp/msaas
       run: |
         set -exo pipefail
-        git config --local user.email "action@github.com"
-        git config --local user.name "GitHub Action"
-        git checkout -b $BRANCH_NAME
         working_dir=$(pwd)
         function image_version(){
           local service=$1