diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 000000000..67738fb47
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,38 @@
+name: CI and Lint
+
+on:
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 18
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Lint changed files
+        if: github.event_name == 'pull_request'
+        run: |
+          git fetch origin ${{ github.base_ref }}
+          FILES=$(git diff --name-only origin/${{ github.base_ref }} ${{ github.sha }} | grep -E '\.(js|jsx|ts|tsx|html|css)$' || true)
+          if [ -n "$FILES" ]; then
+            echo "Linting changed files:"
+            echo "$FILES"
+            echo "$FILES" | xargs npx prettier --check
+            echo "$FILES" | grep -E '\.(js|jsx|ts|tsx)$' | xargs npx eslint || true
+          else
+            echo "No relevant files changed."
+          fi
+        env:
+          CI: true
\ No newline at end of file
diff --git a/.prettierrc.json b/.prettierrc.json
index 412837af4..41fe45a0c 100644
--- a/.prettierrc.json
+++ b/.prettierrc.json
@@ -1,3 +1,10 @@
 {
-  "parser": "html"
+  "semi": true,
+  "singleQuote": true,
+  "tabWidth": 2,
+  "useTabs": false,
+  "trailingComma": "es5",
+  "bracketSpacing": true,
+  "arrowParens": "always",
+  "printWidth": 80
 }
\ No newline at end of file