feat(05-02): allow Athena task tool delegation

src/agents/athena/agent.ts

@@ -48,7 +48,7 @@ Output requirements:
 - Explicitly identify disagreement areas and false-positive risk.`
 
 export function createAthenaAgent(model: string): AgentConfig {
-  const restrictions = createAgentToolRestrictions(["write", "edit", "task"])
+  const restrictions = createAgentToolRestrictions(["write", "edit"])
 
   const base = {
     description:

src/shared/agent-tool-restrictions.ts

@@ -16,7 +16,7 @@ const EXPLORATION_AGENT_DENYLIST: Record<string, boolean> = {
 }
 
 const ATHENA_RESTRICTIONS = permissionToToolBooleans(
-  createAgentToolRestrictions(["write", "edit", "task"]).permission
+  createAgentToolRestrictions(["write", "edit"]).permission
 )
 
 const AGENT_RESTRICTIONS: Record<string, Record<string, boolean>> = {