fix: target branch detection in database-schema action

Author: HDVinnie

.github/workflows/database-schema.yml

@@ -102,16 +102,29 @@ jobs:
             cp database/schema/mysql-schema-new.sql database/schema/mysql-schema.sql
           fi
 
+      - name: Determine target branch
+        id: target-branch
+        run: |
+          if [[ "${{ github.event_name }}" == "pull_request" ]]; then
+            # If this is a PR, use the base branch of the PR
+            echo "branch=${{ github.base_ref }}" >> $GITHUB_OUTPUT
+          else
+            # For push events, default to development
+            echo "branch=development" >> $GITHUB_OUTPUT
+          fi
+
       - name: Check for existing PRs
         id: check-pr
         if: steps.diff.outputs.has_changes == 'true'
         run: |
-          PR_EXISTS=$(gh pr list --base development --head "update-schema-dump*" --json number --jq 'length')
+          # First check if there's an existing open PR with any update-schema-dump branch
+          PR_EXISTS=$(gh pr list --state open --head "update-schema-dump" --json number --jq 'length')
           if [ "$PR_EXISTS" -gt "0" ]; then
             echo "existing_pr=true" >> $GITHUB_OUTPUT
-            PR_NUMBER=$(gh pr list --base development --head "update-schema-dump*" --json number --jq '.[0].number')
-            BRANCH_NAME=$(gh pr view $PR_NUMBER --json headRefName --jq '.headRefName')
+            PR_NUMBER=$(gh pr list --state open --head "update-schema-dump" --json number,headRefName --jq '.[0].number')
+            BRANCH_NAME=$(gh pr list --state open --head "update-schema-dump" --json headRefName --jq '.[0].headRefName')
             echo "branch_name=$BRANCH_NAME" >> $GITHUB_OUTPUT
+            echo "pr_number=$PR_NUMBER" >> $GITHUB_OUTPUT
           else
             echo "existing_pr=false" >> $GITHUB_OUTPUT
           fi
@@ -131,6 +144,18 @@ jobs:
         env:
           GH_TOKEN: ${{ secrets.PERSONAL_ACCESS_TOKEN }}
 
+      - name: Update existing PR description
+        if: steps.diff.outputs.has_changes == 'true' && steps.check-pr.outputs.existing_pr == 'true'
+        run: |
+          gh pr edit ${{ steps.check-pr.outputs.pr_number }} --body "This PR updates the MySQL schema dump with the latest migration changes.
+
+          Related to commit: ${{ steps.find-commit.outputs.commit_id }}
+          Commit message: ${{ steps.find-commit.outputs.commit_msg }}
+
+          [View commit](https://github.com/HDInnovations/UNIT3D/commit/${{ steps.find-commit.outputs.commit_id }})"
+        env:
+          GH_TOKEN: ${{ secrets.PERSONAL_ACCESS_TOKEN }}
+
       - name: Create new PR with schema changes
         if: steps.diff.outputs.has_changes == 'true' && steps.check-pr.outputs.existing_pr == 'false'
         uses: peter-evans/create-pull-request@v5
@@ -148,7 +173,7 @@ jobs:
           branch: update-schema-dump
           branch-suffix: timestamp
           delete-branch: true
-          base: development
+          base: ${{ steps.target-branch.outputs.branch }}
           path: .
           add-paths: |
             database/schema/mysql-schema.sql