Initial commit

skills/supabase-prisma-database-management/assets/github-workflows-schema-check.yml

@@ -0,0 +1,62 @@
+name: Database Schema Check
+
+on:
+  pull_request:
+    paths:
+      - 'prisma/**'
+      - '.github/workflows/schema-check.yml'
+
+jobs:
+  schema-check:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+          cache: 'npm'
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Validate Prisma schema
+        run: npx prisma validate
+
+      - name: Format Prisma schema
+        run: npx prisma format --check
+
+      - name: Generate Prisma Client
+        run: npx prisma generate
+
+      - name: Check for migration drift
+        run: |
+          # This checks if schema.prisma matches the current migrations
+          # If there are changes without migrations, this will fail
+          npx prisma migrate diff \
+            --from-schema-datamodel prisma/schema.prisma \
+            --to-schema-datasource prisma/schema.prisma \
+            --script > migration-diff.sql
+
+          if [ -s migration-diff.sql ]; then
+            echo "Schema changes detected without migration!"
+            echo "Run 'npx prisma migrate dev' to create a migration"
+            cat migration-diff.sql
+            exit 1
+          fi
+        continue-on-error: true
+
+      - name: Comment PR with schema changes
+        if: failure()
+        uses: actions/github-script@v7
+        with:
+          script: |
+            github.rest.issues.createComment({
+              issue_number: context.issue.number,
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              body: '[WARN] Schema changes detected. Please generate a migration with `npx prisma migrate dev`'
+            })