feat: add initial unit tests

.github/workflows/_unit-tests.yml

@@ -0,0 +1,17 @@
+name: Unit Tests
+permissions: write-all
+on:
+  workflow_call:
+jobs:
+  tests:
+    name: Vitest
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
+
+      - name: Setup
+        uses: ./.github/actions/setup
+
+      - name: Run tests
+        run: npm run test:coverage

.github/workflows/on-pr.yml

@@ -11,3 +11,8 @@ jobs:
     name: Static Checks
     uses: ./.github/workflows/_static-checks.yml
     secrets: inherit
+
+  unit-tests:
+    name: Unit Tests
+    uses: ./.github/workflows/_unit-tests.yml
+    secrets: inherit

.gitignore

@@ -12,6 +12,9 @@ dist
 dist-ssr
 *.local
 
+# testing
+/coverage
+
 # typescript
 *.tsbuildinfo
 next-env.d.ts