test(front): add test suite frontend (WIP)

client/package.json

@@ -7,7 +7,12 @@
     "dev": "vite",
     "prebuild": "node scripts/generate-icons.mjs",
     "build": "vite build",
-    "preview": "vite preview"
+    "preview": "vite preview",
+    "test": "vitest run",
+    "test:unit": "vitest run tests/unit",
+    "test:integration": "vitest run tests/integration src/**/*.test.{ts,tsx}",
+    "test:watch": "vitest",
+    "test:coverage": "vitest run --coverage"
   },
   "dependencies": {
     "@react-pdf/renderer": "^4.3.2",
@@ -27,17 +32,24 @@
     "zustand": "^4.5.2"
   },
   "devDependencies": {
+    "@testing-library/jest-dom": "^6.9.1",
+    "@testing-library/react": "^16.3.2",
+    "@testing-library/user-event": "^14.6.1",
     "@types/leaflet": "^1.9.8",
     "@types/react": "^18.2.61",
     "@types/react-dom": "^18.2.19",
     "@types/react-window": "^1.8.8",
     "@vitejs/plugin-react": "^4.2.1",
+    "@vitest/coverage-v8": "^4.1.2",
     "autoprefixer": "^10.4.18",
+    "jsdom": "^29.0.1",
+    "msw": "^2.13.0",
     "postcss": "^8.4.35",
     "sharp": "^0.33.0",
     "tailwindcss": "^3.4.1",
     "typescript": "^6.0.2",
     "vite": "^5.1.4",
-    "vite-plugin-pwa": "^0.21.0"
+    "vite-plugin-pwa": "^0.21.0",
+    "vitest": "^4.1.2"
   }
 }