Move actions workflow to GitHub actions

This is something that's more standard and allows us to remove a lot of custom logic.

Author: jgraham

.github/workflows/ci.yml

@@ -0,0 +1,91 @@
+name: CI
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  python-tests:
+    name: ${{ matrix.name }}
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: tests python 3.10 django 4.x
+            python-version: "3.10"
+            toxenv: py310
+          - name: tests python 3.11 django 4.x
+            python-version: "3.11"
+            toxenv: py311
+          - name: tests python 3.12 (no django)
+            python-version: "3.12"
+            toxenv: py312
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install tox
+        run: pip install tox
+
+      - name: Run tests
+        run: tox
+        env:
+          TOXENV: ${{ matrix.toxenv }}
+
+  linting:
+    name: linting
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Python 3.9
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.9"
+
+      - name: Set up Node.js 20
+        uses: actions/setup-node@v4
+        with:
+          node-version: "20"
+
+      - name: Install frontend dependencies
+        run: |
+          cd server/frontend
+          npm install
+
+      - name: Install pre-commit
+        run: pip install pre-commit
+
+      - name: Run pre-commit
+        run: pre-commit run --all-files
+
+  frontend-build:
+    name: build frontend node 20
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Node.js 20
+        uses: actions/setup-node@v4
+        with:
+          node-version: "20"
+
+      - name: Install dependencies
+        run: |
+          cd server/frontend
+          npm install
+
+      - name: Run tests
+        run: |
+          cd server/frontend
+          npm run test
+
+      - name: Build production
+        run: |
+          cd server/frontend
+          npm run production