PR: troubleshooting the PR not being created

.github/workflows/pr_from_upstream.yml

@@ -45,44 +45,41 @@ jobs:
           
       - name: Sync from Upstream Repository
         env:
-          BRANCH_NAME: "sync-${{ github.run_id }}"  # Temporary branch name for the PR
+          BRANCH_NAME: "feat/update-from-upstream"
         run: |
           echo "Syncing from upstream repository ${{ env.UPSTREAM_REPO }} on branch ${{ env.TARGET_BRANCH }}"
-
+      
           echo "BRANCH_NAME=${BRANCH_NAME}" >> $GITHUB_ENV
       
-          # Fetch and delete the branch if it exists locally
           git fetch origin
-          if git rev-parse --verify "$BRANCH_NAME" >/dev/null 2>&1; then
-            echo "Branch $BRANCH_NAME exists locally. Deleting it."
-            git branch -D "$BRANCH_NAME"
-          fi
       
-          # Check if the branch exists on the remote and delete it if it does
-          if git ls-remote --heads origin "$BRANCH_NAME" | grep "$BRANCH_NAME"; then
-            echo "Branch $BRANCH_NAME exists on the remote. Deleting it."
-            git push origin --delete "$BRANCH_NAME"
+          # Switches or creates update branch
+          if git show-ref --verify --quiet "refs/heads/$BRANCH_NAME"; then
+            git checkout "$BRANCH_NAME"
+          else
+            git checkout -b "$BRANCH_NAME"
           fi
       
           # Fetch changes from the upstream repository without merging
           git fetch "${{ env.UPSTREAM_REPO }}" "${{ env.TARGET_BRANCH }}"
-          
-          # Create a new branch and apply the upstream changes
-          git checkout -b "$BRANCH_NAME"
-          git reset --hard FETCH_HEAD
       
           # Check if there are any changes to commit
-          if git diff --exit-code origin/${{ env.TARGET_BRANCH }}; then
+          if git diff --exit-code "origin/${{ env.TARGET_BRANCH }}"; then
             echo "No changes detected from upstream. Exiting without creating PR."
+            echo "SKIP_PR=true" >> $GITHUB_ENV
+          else
+            git add -A
+            git commit -m "Updating ${{ github.event.repository.name }} with upstream changes"
+            echo "SKIP_PR=false" >> $GITHUB_ENV
           fi
-        
+      
       - name: Push changes to new branch
-        if: success()
+        if: success() && env.SKIP_PR == 'false'
         run: |
           git push origin "${{ env.BRANCH_NAME }}"
-
+      
       - name: Create Pull Request
-        if: success()
+        if: success() && env.SKIP_PR == 'false'
         uses: peter-evans/create-pull-request@v7.0.5
         with:
           token: ${{ steps.generate-rekku-token.outputs.token || secrets.GITHUB_TOKEN }}
@@ -93,39 +90,40 @@ jobs:
             This PR merges the latest changes from the upstream repository:
             - **Repository**: ${{ env.UPSTREAM_REPO }}
             - **Branch**: ${{ env.TARGET_BRANCH }}
-
+      
             ## Conflict Resolution Instructions
             If there are conflicts in this PR, you can resolve them locally by following these steps:
-
+      
             1. **Fetch the remote branch**:
-               ```bash
-               git fetch origin ${{ env.BRANCH_NAME }}
-               ```
-
+                ```bash
+                git fetch origin ${{ env.BRANCH_NAME }}
+                ```
+      
             2. **Checkout the branch**:
-               ```bash
-               git checkout ${{ env.BRANCH_NAME }}
-               ```
-
+                ```bash
+                git checkout ${{ env.BRANCH_NAME }}
+                ```
+      
             3. **Merge the upstream branch manually**:
-               ```bash
-               git fetch https://github.com/flathub/${{ env.UPSTREAM_REPO }} ${{ env.TARGET_BRANCH }}
-               git merge FETCH_HEAD
-               ```
-
+                ```bash
+                git fetch https://github.com/flathub/${{ env.UPSTREAM_REPO }} ${{ env.TARGET_BRANCH }}
+                git merge FETCH_HEAD
+                ```
+      
             4. **Resolve any conflicts**:
-               Open each conflicted file and manually resolve the conflicts. Then mark each file as resolved:
-               ```bash
-               git add <file-with-conflicts>
-               ```
-
+                Open each conflicted file and manually resolve the conflicts. Then mark each file as resolved:
+                ```bash
+                git add <file-with-conflicts>
+                ```
+      
             5. **Complete the merge**:
-               ```bash
-               git commit
-               ```
-
+                ```bash
+                git commit
+                ```
+      
             6. **Push the resolved branch**:
-               ```bash
-               git push origin ${{ env.BRANCH_NAME }}
-               ```
+                ```bash
+                git push origin ${{ env.BRANCH_NAME }}
+                ```
           base: ${{ env.TARGET_BRANCH }}
+