refactor(notes): replace AuthenticatedState with withRules, simplify handlers

refactor: add withRules wrapper to API routes

Use withRules to enforce permissions instead of manual checks.
Remove FORBIDDEN constant, simplify handlers, import withRules,
adjust GET/POST/PUT/DELETE handlers.
Centralizes auth logic.

refactor: replace manual auth checks with withRules wrapper for routes

refactor(student routes): replace manual employee checks with withRules wrapper

routes/(apps)/students/api/students.ts

@@ -1,21 +1,13 @@
-import { FreshContext, Handlers } from "$fresh/server.ts";
+import { Handlers } from "$fresh/server.ts";
 import { db } from "$root/databases/db.ts";
 import { students } from "$root/databases/schema.ts";
 import { AuthenticatedState } from "$root/defaults/interfaces.ts";
+import { withRules } from "$root/defaults/withRules.ts";
 import { eq } from "npm:drizzle-orm@0.45.2";
 
 export const handler: Handlers<null, AuthenticatedState> = {
   // #7 GET /students
-  async GET(
-    request: Request,
-    context: FreshContext<AuthenticatedState>,
-  ): Promise<Response> {
-    if (context.state.session.eduPersonPrimaryAffiliation !== "employee") {
-      return new Response(JSON.stringify([]), {
-        headers: { "content-type": "application/json" },
-      });
-    }
-
+  GET: withRules(["student_read"])(async (request, _context) => {
     const url = new URL(request.url);
     const idPromo = url.searchParams.get("idPromo");
 
@@ -26,17 +18,10 @@ export const handler: Handlers<null, AuthenticatedState> = {
     return new Response(JSON.stringify(rows), {
       headers: { "content-type": "application/json" },
     });
-  },
+  }),
 
   // #8 POST /students
-  async POST(
-    request: Request,
-    context: FreshContext<AuthenticatedState>,
-  ): Promise<Response> {
-    if (context.state.session.eduPersonPrimaryAffiliation !== "employee") {
-      return new Response(null, { status: 403 });
-    }
-
+  POST: withRules(["student_write"])(async (request, _context) => {
     const body: {
       numEtud: number;
       nom: string;
@@ -57,5 +42,5 @@ export const handler: Handlers<null, AuthenticatedState> = {
       status: 201,
       headers: { "content-type": "application/json" },
     });
-  },
+  }),
 };