enable dev|prod envs with simpler env vars system

frontend/src/lib/stores/fam.svelte.ts

@@ -67,7 +67,7 @@ class FamStore {
 
 	private initPromise: Promise<void> | null = null;
 
-	async init(famId: string) {
+	async init(famId: string, initialFam?: Fam) {
 		if (this.initialized && this.famId === famId) return;
 
 		// Wait for any in-flight init to finish first
@@ -82,8 +82,11 @@ class FamStore {
 
 		this.initPromise = (async () => {
 			try {
+				// fams is superadmin-only (non-realtime, one-way writes). It is always
+				// fetched server-side by the layout load and passed in — never via the
+				// unauthenticated client PB SDK.
+				this.fam = initialFam || this.fam || ({} as Fam);
 				const [
-					famRes,
 					membersRes,
 					templatesRes,
 					assignedRes,
@@ -93,7 +96,6 @@ class FamStore {
 					rewardsRes,
 					seasonsRes
 				] = await Promise.all([
-					pb.collection('fams').getOne(famId) as Promise<Fam>,
 					pb.collection('members').getFullList({ filter: `famId = '${famId}'` }) as Promise<
 						Member[]
 					>,
@@ -119,7 +121,6 @@ class FamStore {
 						Season[]
 					>
 				]);
-				this.fam = famRes;
 				this.members = membersRes;
 				this.templates = templatesRes;
 				this.assigned = assignedRes;