chore: update lint scripts and improve formatting consistency

- Added `lint:fix` scripts for backend, frontend, and documentation.
- Enabled `biome check --write` for unsafe fixes in backend scripts.
- Fixed imports, formatting, and logging for improved code clarity.
- Adjusted service unit tests for better readability and maintainability.

backend/src/auth/rbac.service.ts

@@ -18,7 +18,11 @@ export class RbacService implements OnApplicationBootstrap {
 			if (count === 0) {
 				this.logger.log("No roles found, seeding default roles...");
 				const defaultRoles = [
-					{ name: "Administrator", slug: "admin", description: "Full system access" },
+					{
+						name: "Administrator",
+						slug: "admin",
+						description: "Full system access",
+					},
 					{
 						name: "Moderator",
 						slug: "moderator",