Use script from E/App

Author: fabioh8010

.github/workflows/reassurePerfTests.yml

@@ -24,22 +24,39 @@ jobs:
         with:
           node-version-file: '.nvmrc'
 
-      - name: Install dependencies
-        run: npm install
+      - name: Get common ancestor commit
+        run: |
+            git fetch origin main
+            common_ancestor=$(git merge-base "${{ github.sha }}" origin/main)
+            echo "COMMIT_HASH=$common_ancestor" >> "$GITHUB_ENV"
 
-      - name: Run Reassure baseline tests
-        run: npx reassure --baseline
+      - name: Clean up deleted files
+        run: |
+            DELETED_FILES=$(git diff --name-only --diff-filter=D "$COMMIT_HASH" "${{ github.sha }}")
+            for file in $DELETED_FILES; do
+              if [ -n "$file" ]; then
+                rm -f "$file"
+                echo "Deleted file: $file"
+              fi
+            done
 
-      - name: Checkout PR head ref
+      - name: Run Reassure baseline tests
+        shell: bash
         run: |
-          git fetch origin ${{ github.event.pull_request.head.ref }} --no-tags --depth=1
-          git switch --force --detach ${{ github.event.pull_request.head.ref }}
-          
-      - name: Reinstall dependencies
-        run: npm install --force
+          BASELINE_BRANCH=${BASELINE_BRANCH:="main"}
+          git fetch origin "$BASELINE_BRANCH" --no-tags --depth=1
+          git switch "$BASELINE_BRANCH"
+          npm install --force || (rm -rf node_modules && npm install --force) 
+          NODE_OPTIONS=--experimental-vm-modules npx reassure --baseline
 
       - name: Run Reassure delta tests
-        run: npx reassure --branch
+        shell: bash
+        run: |
+          git switch --force --detach -
+          git merge --no-commit --allow-unrelated-histories "$BASELINE_BRANCH" -X ours
+          git checkout --ours .
+          npm install --force || (rm -rf node_modules && npm install --force)
+          NODE_OPTIONS=--experimental-vm-modules npx reassure --branch
 
       - name: Validate output.json
         id: validateReassureOutput