Add configuration files and update project documentation

- Introduced .editorconfig for consistent coding styles across the project.
- Added .golangci.yml for Go linting configuration.
- Updated AGENTS.md to clarify project structure and components.
- Enhanced CONTRIBUTING.md with Makefile usage for common tasks.
- Updated Dockerfiles to use Go 1.24 and improved build instructions.
- Refined README.md and deployment documentation for clarity.
- Added testing documentation in testing.md for backend and frontend tests.
- Introduced Makefile for streamlined development commands and tasks.

frontend-nuxt/package.json

@@ -6,22 +6,36 @@
     "build": "nuxt build",
     "dev": "nuxt dev",
     "generate": "nuxt generate",
-    "preview": "nuxt preview"
+    "preview": "nuxt preview",
+    "lint": "eslint .",
+    "lint:fix": "eslint . --fix",
+    "format": "prettier --write .",
+    "format:check": "prettier --check .",
+    "test": "vitest run",
+    "test:watch": "vitest"
   },
   "engines": {
     "node": ">=20"
   },
   "dependencies": {
     "leaflet": "^1.9.4",
-    "nuxt": "^3.14.1593",
+    "nuxt": "^3.21.1",
     "vue": "^3.5.13",
     "vue-router": "^4.5.0"
   },
   "devDependencies": {
-    "@nuxtjs/tailwindcss": "^6.12.2",
+    "@nuxt/eslint": "^1.3.0",
+    "@nuxt/test-utils": "^4.0.0",
+    "@tailwindcss/vite": "^4.1.0",
     "@types/leaflet": "^1.9.21",
-    "daisyui": "^3.9.4",
-    "tailwindcss": "^3.4.17",
-    "typescript": "^5.6.3"
+    "@vue/test-utils": "^2.4.6",
+    "daisyui": "^5.5.0",
+    "eslint": "^9.21.0",
+    "happy-dom": "^20.7.0",
+    "prettier": "^3.5.0",
+    "tailwindcss": "^4.1.0",
+    "typescript": "^5.8.0",
+    "vitest": "^4.0.0",
+    "vue-tsc": "^2.2.12"
   }
 }