Fix archived spools showing as Unknown in reports (#58)

Include archived spools when building the spool lookup map for usage
reports so they retain their name, color, and material info.

Author: gibz104

app/src/app/api/reports/usage/route.ts

@@ -129,7 +129,7 @@ export async function GET(request: NextRequest) {
       const spoolmanConnection = await prisma.spoolmanConnection.findFirst();
       if (spoolmanConnection) {
         const client = new SpoolmanClient(spoolmanConnection.url);
-        const spools = await client.getSpools();
+        const spools = await client.getSpools(true); // Include archived spools for historical reports
         spoolLookup = new Map(spools.map(s => [s.id, s]));
       }
     } catch {

app/src/lib/api/spoolman.ts

@@ -195,8 +195,9 @@ export class SpoolmanClient {
   /**
    * Get all spools
    */
-  async getSpools(): Promise<Spool[]> {
-    return this.fetch('/spool');
+  async getSpools(includeArchived = false): Promise<Spool[]> {
+    const params = includeArchived ? '?allow_archived=true' : '';
+    return this.fetch(`/spool${params}`);
   }
 
   /**