chore(release): rename package to agentbrain-cli

npm blocked "agentbrain" (E403, name too similar to existing "agent-brain").
Renamed to "agentbrain-cli" and manually published 1.0.0 to reserve the name.

CLI binary command remains `agentbrain` (unchanged in bin field).

Author: mrgoonie

package.json

@@ -1,5 +1,5 @@
 {
-  "name": "agentbrain",
+  "name": "agentbrain-cli",
   "version": "1.0.0",
   "description": "CLI for AgentBrain enterprise data hub - interact with organizations, connectors, knowledge bases, and workflows",
   "type": "module",