Add ci.yaml github action

.github/workflows/ci.yml

@@ -0,0 +1,29 @@
+name: CI
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+      with:
+        submodules: recursive
+
+    - name: Set up Python 3.12
+      uses: actions/setup-python@v5
+      with:
+        python-version: '3.12'
+        architecture: 'x64'
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip setuptools
+        pip install -r .requirements.txt --pre
+
+    - name: Build jsonschema
+      run: |
+        cd schema
+        make all