add workflow

.github/workflows/checks.yml

@@ -6,6 +6,38 @@ on:
       - main
       
 jobs:
+  marketplace_config_check:
+    name: Validate marketplace config
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@v3
+      
+      - name: Find out if config files are changed
+        id: changes
+        uses: dorny/paths-filter@v2
+        with:
+          filters: |
+            config:
+              - 'configs/marketplace/**'
+              - 'types/**'
+
+      - name: Setup node
+        if: steps.changes.outputs.config == 'true'
+        uses: actions/setup-node@v3
+        with:
+          node-version: 18
+          cache: 'yarn'
+
+      - name: Install dependencies
+        if: steps.changes.outputs.config == 'true'
+        uses: bahmutov/npm-install@v1
+        with:
+          useRollingCache: true
+
+      - name: Validate configs
+        if: steps.changes.outputs.config == 'true'
+        run: './deploy/scripts/validate_marketplace_config.sh'
+
   lint:
     name: ESLint
     runs-on: ubuntu-latest