Feat: add CI workflow

.github/workflows/ci.yml

@@ -0,0 +1,39 @@
+name: Tests
+on: [push, pull_request]
+
+jobs:
+  ci:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: awalsh128/cache-apt-pkgs-action@latest
+        with:
+          packages: imagemagick cargo parallel nushell
+          version: 1.0
+
+      - name: Install nushell from crates.io
+        uses: baptiste0928/[email protected]
+        with:
+          crate: nushell
+
+      - name: Install just from crates.io
+        uses: baptiste0928/[email protected]
+        with:
+          crate: just
+
+      - name: Install typst-test from github
+        uses: baptiste0928/[email protected]
+        with:
+          crate: typst-test
+          git: https://github.com/tingerrr/typst-test.git
+          branch: core-rework
+
+      - uses: yusancky/setup-typst@v2
+        id: setup-typst
+        with:
+          version: 'v0.10.0'
+
+      - run: |
+          just gen
+          just test