feat: setup TypeScript with configuration and type definitions

package-lock.json

@@ -68,6 +68,7 @@
         "cloudcli": "server/cli.js"
       },
       "devDependencies": {
+        "@types/node": "^22.19.7",
         "@types/react": "^18.2.43",
         "@types/react-dom": "^18.2.17",
         "@vitejs/plugin-react": "^4.6.0",
@@ -79,6 +80,7 @@
         "release-it": "^19.0.5",
         "sharp": "^0.34.2",
         "tailwindcss": "^3.4.0",
+        "typescript": "^5.9.3",
         "vite": "^7.0.4"
       }
     },
@@ -2906,6 +2908,16 @@
       "integrity": "sha512-GsCCIZDE/p3i96vtEqx+7dBUGXrc7zeSK3wwPHIaRThS+9OhWIXRqzs4d6k1SVU8g91DrNRWxWUGhp5KXQb2VA==",
       "license": "MIT"
     },
+    "node_modules/@types/node": {
+      "version": "22.19.7",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.19.7.tgz",
+      "integrity": "sha512-MciR4AKGHWl7xwxkBa6xUGxQJ4VBOmPTF7sL+iGzuahOFaO0jHCsuEfS80pan1ef4gWId1oWOweIhrDEYLuaOw==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "undici-types": "~6.21.0"
+      }
+    },
     "node_modules/@types/parse-path": {
       "version": "7.0.3",
       "resolved": "https://registry.npmjs.org/@types/parse-path/-/parse-path-7.0.3.tgz",
@@ -11662,6 +11674,20 @@
       "integrity": "sha512-/aCDEGatGvZ2BIk+HmLf4ifCJFwvKFNb9/JeZPMulfgFracn9QFcAf5GO8B/mweUjSoblS5In0cWhqpfs/5PQA==",
       "license": "MIT"
     },
+    "node_modules/typescript": {
+      "version": "5.9.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
+      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
+      "devOptional": true,
+      "license": "Apache-2.0",
+      "bin": {
+        "tsc": "bin/tsc",
+        "tsserver": "bin/tsserver"
+      },
+      "engines": {
+        "node": ">=14.17"
+      }
+    },
     "node_modules/uglify-js": {
       "version": "3.19.3",
       "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.19.3.tgz",
@@ -11686,6 +11712,13 @@
         "node": ">=18.17"
       }
     },
+    "node_modules/undici-types": {
+      "version": "6.21.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
+      "integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/unified": {
       "version": "11.0.5",
       "resolved": "https://registry.npmjs.org/unified/-/unified-11.0.5.tgz",

package.json

@@ -28,6 +28,7 @@
     "client": "vite --host",
     "build": "vite build",
     "preview": "vite preview",
+    "typecheck": "tsc --noEmit -p tsconfig.json",
     "start": "npm run build && npm run server",
     "release": "./release.sh"
   },
@@ -96,6 +97,7 @@
     "ws": "^8.14.2"
   },
   "devDependencies": {
+    "@types/node": "^22.19.7",
     "@types/react": "^18.2.43",
     "@types/react-dom": "^18.2.17",
     "@vitejs/plugin-react": "^4.6.0",
@@ -107,6 +109,7 @@
     "release-it": "^19.0.5",
     "sharp": "^0.34.2",
     "tailwindcss": "^3.4.0",
+    "typescript": "^5.9.3",
     "vite": "^7.0.4"
   }
 }

src/vite-env.d.ts

@@ -0,0 +1 @@
+/// <reference types="vite/client" />

tsconfig.json

@@ -0,0 +1,20 @@
+{
+  "compilerOptions": {
+    "target": "ES2020",
+    "useDefineForClassFields": true,
+    "lib": ["ES2020", "DOM", "DOM.Iterable"],
+    "module": "ESNext",
+    "skipLibCheck": true,
+    "moduleResolution": "Bundler",
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "noEmit": true,
+    "jsx": "react-jsx",
+    "strict": true,
+    "forceConsistentCasingInFileNames": true,
+    "allowJs": true,
+    "checkJs": true,
+    "types": ["vite/client"]
+  },
+  "include": ["src", "shared", "vite.config.js"]
+}