feat: start setting up CI

package.json

@@ -12,7 +12,14 @@
     "tauri": "tauri",
     "build:linux": "tauri build",
     "build:windows": "tauri build --runner cargo-xwin --target x86_64-pc-windows-msvc",
-    "build:all": "pnpm build:linux && pnpm build:windows"
+    "build:all": "pnpm build:linux && pnpm build:windows",
+    "test": "vitest run",
+    "test:watch": "vitest",
+    "test:coverage": "vitest run --coverage",
+    "lint": "eslint .",
+    "lint:fix": "eslint . --fix",
+    "format": "prettier --write .",
+    "format:check": "prettier --check ."
   },
   "license": "MIT",
   "dependencies": {
@@ -22,15 +29,27 @@
     "@tauri-apps/plugin-shell": "^2.3.4"
   },
   "devDependencies": {
+    "@eslint/js": "^9.39.2",
     "@sveltejs/adapter-static": "^3.0.6",
     "@sveltejs/kit": "^2.9.0",
     "@sveltejs/vite-plugin-svelte": "^5.0.0",
     "@tailwindcss/vite": "^4.1.18",
     "@tauri-apps/cli": "^2",
+    "@testing-library/jest-dom": "^6.9.1",
+    "@testing-library/svelte": "^5.3.1",
+    "eslint": "^9.39.2",
+    "eslint-config-prettier": "^10.1.8",
+    "eslint-plugin-svelte": "^3.14.0",
+    "globals": "^17.0.0",
+    "jsdom": "^27.4.0",
+    "prettier": "^3.8.0",
+    "prettier-plugin-svelte": "^3.4.1",
     "svelte": "^5.0.0",
     "svelte-check": "^4.0.0",
     "tailwindcss": "^4.1.18",
     "typescript": "~5.6.2",
-    "vite": "^6.0.3"
+    "typescript-eslint": "^8.53.0",
+    "vite": "^6.0.3",
+    "vitest": "^4.0.17"
   }
 }