feat(modules): add CRUD endpoints for module resource

Implement GET, PUT, DELETE for /modules/{idModule} with 404 handling.

routes/(apps)/admin/api/modules/[idModule].ts

@@ -0,0 +1,65 @@
+import { FreshContext, Handlers } from "$fresh/server.ts";
+import { db } from "$root/databases/db.ts";
+import { modules } from "$root/databases/schema.ts";
+import { AuthenticatedState } from "$root/defaults/interfaces.ts";
+import { eq } from "npm:drizzle-orm";
+
+const NOT_FOUND = new Response(
+  JSON.stringify({ error: "Ressource introuvable" }),
+  { status: 404, headers: { "content-type": "application/json" } },
+);
+
+export const handler: Handlers<null, AuthenticatedState> = {
+  // #25 GET /modules/{idModule}
+  async GET(
+    _request: Request,
+    context: FreshContext<AuthenticatedState>,
+  ): Promise<Response> {
+    const module = await db
+      .select()
+      .from(modules)
+      .where(eq(modules.id, context.params.idModule))
+      .then((rows) => rows[0] ?? null);
+
+    if (!module) return NOT_FOUND;
+
+    return new Response(JSON.stringify(module), {
+      headers: { "content-type": "application/json" },
+    });
+  },
+
+  // #26 PUT /modules/{idModule}
+  async PUT(
+    request: Request,
+    context: FreshContext<AuthenticatedState>,
+  ): Promise<Response> {
+    const body: { nom: string } = await request.json();
+
+    const [updated] = await db
+      .update(modules)
+      .set({ nom: body.nom })
+      .where(eq(modules.id, context.params.idModule))
+      .returning();
+
+    if (!updated) return NOT_FOUND;
+
+    return new Response(JSON.stringify(updated), {
+      headers: { "content-type": "application/json" },
+    });
+  },
+
+  // #27 DELETE /modules/{idModule}
+  async DELETE(
+    _request: Request,
+    context: FreshContext<AuthenticatedState>,
+  ): Promise<Response> {
+    const [deleted] = await db
+      .delete(modules)
+      .where(eq(modules.id, context.params.idModule))
+      .returning();
+
+    if (!deleted) return NOT_FOUND;
+
+    return new Response(null, { status: 204 });
+  },
+};