add workflow to run migrations

.github/workflows/migrate.yml

@@ -0,0 +1,23 @@
+name: Run Migrations
+
+on:
+  push:
+    branches:
+      - 'main'
+
+jobs:
+  migrate:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@4
+
+      - name: Install golang-migarte
+        run: |
+          curl -L https://github.com/golang-migrate/migrate/releases/download/v4.17.1/migrate.linux-amd64.tar.gz | tar xvz
+          sudo mv migrate /usr/local/bin/
+
+      - name: Run migrations
+        run: migrate -database "$DB_URL" -path ./migrations up
+        env:
+          DB_URL: ${{ secrets.DB_URL }}