github actions for ci

.github/ci.yml

@@ -0,0 +1,40 @@
+name: Python CI with Docker and Formatting Check
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Build Docker image
+        run: docker build . -t yolo_ros
+
+  format_check:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Set up Python 3.x
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.x'
+
+      - name: Install autopep8
+        run: pip install autopep8
+
+      - name: Check Python formatting
+        run: autopep8 --diff --exit-code .
+