Update linting workflows for frontend and Python code (#2171)

* chore: Update pre-commit hooks and dependencies

* chore: Add linting workflow for frontend code

* chore: Update linting workflow for Python code and include tests in pull requests

* chore: Add Ruff style check workflow for Python code

.github/workflows/lint-js.yml

@@ -0,0 +1,51 @@
+name: Lint Frontend
+
+on:
+  pull_request:
+    paths:
+      - "src/frontend/**"
+
+env:
+  NODE_VERSION: "21"
+
+jobs:
+  run-linters:
+    name: Run linters
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        id: setup-node
+        with:
+          node-version: ${{ env.NODE_VERSION }}
+
+      - name: Cache Node.js dependencies
+        uses: actions/cache@v4
+        id: npm-cache
+        with:
+          path: ~/.npm
+          key: ${{ runner.os }}-node-${{ hashFiles('src/frontend/package-lock.json') }}
+          restore-keys: |
+            ${{ runner.os }}-node-
+
+      - name: Install Node.js dependencies
+        run: |
+          cd src/frontend
+          npm ci
+        if: ${{ steps.setup-node.outputs.cache-hit != 'true' }}
+
+      - name: Run linters
+        uses: wearerequired/lint-action@v1
+        with:
+          github_token: ${{ secrets.github_token }}
+          auto_fix: true
+          git_email: "gabriel@langflow.org"
+          # Enable linters
+          eslint: true
+          prettier: true
+          prettier_args: '--write \"{tests,src}/**/*.{js,jsx,ts,tsx,json,md}\" --ignore-path .prettierignore'
+