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/pages/admin/maps/[id].vue

@@ -3,22 +3,22 @@
     <h1 class="text-2xl font-bold mb-6">Edit map {{ id }}</h1>
 
     <form v-if="map" @submit.prevent="submit" class="flex flex-col gap-4">
-      <div class="form-control">
+      <fieldset class="fieldset">
         <label class="label" for="name">Name</label>
-        <input id="name" v-model="form.name" type="text" class="input input-bordered" required />
-      </div>
-      <div class="form-control">
+        <input id="name" v-model="form.name" type="text" class="input" required />
+      </fieldset>
+      <fieldset class="fieldset">
         <label class="label cursor-pointer gap-2">
           <input v-model="form.hidden" type="checkbox" class="checkbox" />
-          <span class="label-text">Hidden</span>
+          <span>Hidden</span>
         </label>
-      </div>
-      <div class="form-control">
+      </fieldset>
+      <fieldset class="fieldset">
         <label class="label cursor-pointer gap-2">
           <input v-model="form.priority" type="checkbox" class="checkbox" />
-          <span class="label-text">Priority</span>
+          <span>Priority</span>
         </label>
-      </div>
+      </fieldset>
       <p v-if="error" class="text-error text-sm">{{ error }}</p>
       <div class="flex gap-2">
         <button type="submit" class="btn btn-primary" :disabled="loading">