refactor: rename queue to claude-status and remove KV key prefix

Namespace provides scoping, prefix on KV key is redundant.

CLAUDE.md

@@ -41,7 +41,7 @@ Cloudflare Workers with two entry points exported from `src/index.js`:
 
 ### KV Storage
 
-Single key `claude-status:subscribers` stores a JSON object keyed by composite subscriber ID:
+Single key `subscribers` stores a JSON object keyed by composite subscriber ID:
 - DM/group: `"chatId"` → `{ types: ["incident", "component"] }`
 - Supergroup topic: `"chatId:threadId"` → `{ types: ["incident"] }`
 
@@ -60,4 +60,4 @@ Bot stores `message_thread_id` from the topic where `/start` was sent. Notificat
 ## CF Bindings (wrangler.jsonc)
 
 - `SUBSCRIBERS` — KV namespace
-- `STATUS_QUEUE` — Queue producer/consumer (`status-notifications`, batch size 30, max retries 3)
+- `STATUS_QUEUE` — Queue producer/consumer (`claude-status`, batch size 30, max retries 3)

README.md

@@ -51,7 +51,7 @@ npx wrangler login
 
 ```bash
 npx wrangler kv namespace create SUBSCRIBERS
-npx wrangler queues create status-notifications
+npx wrangler queues create claude-status
 ```
 
 Copy the KV namespace ID from the output and update `wrangler.jsonc`:

src/kv-store.js

@@ -1,4 +1,4 @@
-const KV_KEY = "claude-status:subscribers";
+const KV_KEY = "subscribers";
 
 /**
  * Build composite key: "chatId" or "chatId:threadId" for supergroup topics

wrangler.jsonc

@@ -7,10 +7,10 @@
   ],
   "queues": {
     "producers": [
-      { "binding": "STATUS_QUEUE", "queue": "status-notifications" }
+      { "binding": "STATUS_QUEUE", "queue": "claude-status" }
     ],
     "consumers": [
-      { "queue": "status-notifications", "max_batch_size": 30, "max_retries": 3 }
+      { "queue": "claude-status", "max_batch_size": 30, "max_retries": 3 }
     ]
   }
   // Secrets (set via `wrangler secret put`):