Implement project + remove useless config

assets/controllers/form_controller.js

@@ -11,8 +11,6 @@ export default class extends Controller {
         'buildingForm'
     ];
 
-    API_BASE = window.API_CONFIG.dev;
-
     async submit(event) {
         event.preventDefault();
 
@@ -22,10 +20,7 @@ export default class extends Controller {
                 'POST'
             );
 
-            const res = await this.send(
-                `${this.API_BASE}/api/buildings`,
-                options
-            );
+            const res = await this.send('/project/create', options);
 
             if (res.id) {
                 this.buildingTarget.setAttribute('data-id', res.id);