Run a script

Note this doesn't do anything yet.

.github/workflows/ci.yml

@@ -34,3 +34,24 @@ jobs:
 
       - name: 'Run formatter'
         run: npx prettier --ignore-unknown --check '**'
+
+  typecheck:
+    name: 'Typecheck'
+    runs-on: ubuntu-22.04
+    timeout-minutes: 30
+
+    steps:
+      - name: 'Checkout code'
+        uses: actions/checkout@v4.1.1
+
+      - name: 'Set up Node.js'
+        uses: actions/setup-node@v4.0.0
+        with:
+          node-version-file: package.json
+          cache: ${{ !env.ACT && 'npm' || '' }}
+
+      - name: 'Install dependencies'
+        run: npm ci
+
+      - name: 'Run typechecker'
+        run: npx tsc --noEmit

.prettierrc

@@ -1,7 +1,9 @@
 {
   "arrowParens": "avoid",
+  "importOrder": ["^[./]"],
+  "importOrderSortSpecifiers": true,
   "printWidth": 120,
   "semi": false,
   "singleQuote": true,
-  "plugins": ["prettier-plugin-sh"]
+  "plugins": ["@trivago/prettier-plugin-sort-imports", "prettier-plugin-sh"]
 }

Makefile

@@ -1,4 +1,4 @@
-.PHONY: fix format
+.PHONY: fix format start typecheck
 
 node_modules: package.json package-lock.json
 	npm install
@@ -9,3 +9,9 @@ fix: node_modules
 
 format: node_modules
 	npx prettier --ignore-unknown --check '**'
+
+typecheck: node_modules
+	npx tsc --noEmit
+
+start: node_modules
+	npx tsx src