Add GitHub CI for Python and Octane tests

Author: cool-RR

.github/workflows/tests.yml

@@ -0,0 +1,64 @@
+name: Tests
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+jobs:
+  python-tests:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ['3.14']
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+          allow-prereleases: true
+
+      - name: Install dependencies
+        run: |
+          pip install -e ".[trainer,tests]"
+
+      - name: Run Python tests
+        run: |
+          pytest -n auto --timeout=120
+
+  octane-tests:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Cache Rust build
+        uses: actions/cache@v4
+        with:
+          path: |
+            octane/target
+            ~/.cargo/registry
+            ~/.cargo/git
+          key: ${{ runner.os }}-cargo-${{ hashFiles('octane/Cargo.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-cargo-
+
+      - name: Set up Python for test data
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.14'
+          allow-prereleases: true
+
+      - name: Install Python package (for test data generation)
+        run: |
+          pip install -e ".[trainer]"
+
+      - name: Run Octane tests
+        run: |
+          cd octane
+          cargo test --release