python formatter and docker build

.github/workflows/ci.yml

@@ -3,6 +3,17 @@ name: CI with Formatting Check and Docker
 on: [push, pull_request]
 
 jobs:
+  python_formatter:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Black Formatter
+        uses: lgeiger/black-action@master
+        with:
+          args: ". --check --diff"
+
   cpp_formatter:
     runs-on: ubuntu-latest
     steps:
@@ -14,3 +25,17 @@ jobs:
         with:
           clangFormatVersion: 14
           source: "."
+
+  docker_build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Build Docker
+        uses: docker/build-push-action@v6
+        with:
+          push: false