chore: remove router agent (#5)

* chore: remove router agent

builtin:router has been replaced by LLM intent routing in the kernel.
Assistant is now the sole entry point — see librefang/librefang#1336.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

* style: format all TOML files with taplo

Fix CI taplo format check by running `taplo fmt` on all 132 TOML files.

---------

Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

agents/orchestrator/agent.toml

@@ -5,7 +5,13 @@ author = "librefang"
 module = "builtin:chat"
 
 [metadata.routing]
-aliases = ["multi agent", "coordinate specialists", "delegate tasks", "complex workflow", "break this into tasks"]
+aliases = [
+  "multi agent",
+  "coordinate specialists",
+  "delegate tasks",
+  "complex workflow",
+  "break this into tasks",
+]
 weak_aliases = ["orchestrate", "delegate", "multi-step", "coordination"]
 
 [model]
@@ -60,7 +66,16 @@ continuous = { check_interval_secs = 120 }
 max_llm_tokens_per_hour = 500000
 
 [capabilities]
-tools = ["agent_send", "agent_spawn", "agent_list", "agent_kill", "memory_store", "memory_recall", "file_read", "file_write"]
+tools = [
+  "agent_send",
+  "agent_spawn",
+  "agent_list",
+  "agent_kill",
+  "memory_store",
+  "memory_recall",
+  "file_read",
+  "file_write",
+]
 memory_read = ["*"]
 memory_write = ["*"]
 agent_spawn = true