🧪 testing and linting scripts and action

.github/actions/ci-setup/action.yml

@@ -0,0 +1,18 @@
+name: CI setup
+runs:
+    using: composite
+    steps:
+        - uses: pnpm/action-setup@v3
+          name: Install pnpm
+          with:
+              version: 8
+              run_install: false
+
+        - uses: actions/setup-node@v4
+          with:
+              node-version: 21
+              cache: pnpm
+
+        - name: Install dependencies
+          run: pnpm install
+          shell: bash

.github/workflows/test.yml

@@ -0,0 +1,47 @@
+name: Test & lint
+on:
+    push:
+        branches: [main]
+    pull_request:
+        branches: [main]
+jobs:
+    test:
+        name: "🧪 Run unit tests"
+        timeout-minutes: 10
+        runs-on: ubuntu-latest
+        steps:
+            - uses: actions/checkout@v4
+            - uses: ./.github/actions/ci-setup
+
+            - name: Run tests
+              run: pnpm test
+
+    typecheck:
+        name: "📐 Typecheck"
+        timeout-minutes: 10
+        runs-on: ubuntu-latest
+        steps:
+            - uses: actions/checkout@v4
+            - uses: ./.github/actions/ci-setup
+            - name: Typecheck
+              run: pnpm typecheck
+
+    lint:
+        name: "🧹 Run eslint"
+        timeout-minutes: 10
+        runs-on: ubuntu-latest
+        steps:
+            - uses: actions/checkout@v4
+            - uses: ./.github/actions/ci-setup
+            - name: Lint
+              run: pnpm lint
+
+    prettier:
+        name: "💅 Run prettier"
+        timeout-minutes: 10
+        runs-on: ubuntu-latest
+        steps:
+            - uses: actions/checkout@v4
+            - uses: ./.github/actions/ci-setup
+            - name: Prettier
+              run: pnpm prettier

package.json

@@ -5,12 +5,17 @@
     "main": "lib/index",
     "types": "lib/index",
     "scripts": {
+        "lint": "eslint --ignore-path .gitignore src",
+        "prettier": "prettier -c src",
+        "typecheck": "tsc",
         "test": "vitest"
     },
     "devDependencies": {
+        "@typescript-eslint/eslint-plugin": "^7.3.1",
+        "eslint": "^8.57.0",
         "prettier": "^3.2.5",
-        "vitest": "^1.1.1",
-        "typescript": "^5.3.3"
+        "typescript": "^5.3.3",
+        "vitest": "^1.1.1"
     },
     "author": "Russell Dunphy",
     "license": "ISC"