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builtin:router has been replaced by LLM intent routing in the kernel.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/health-tracker/agent.toml

@@ -6,7 +6,13 @@ module = "builtin:chat"
 tags = ["health", "wellness", "fitness", "medication", "habits", "tracking"]
 
 [metadata.routing]
-aliases = ["health tracking", "fitness tracking", "medication reminder", "wellness log", "habit tracking"]
+aliases = [
+  "health tracking",
+  "fitness tracking",
+  "medication reminder",
+  "wellness log",
+  "habit tracking",
+]
 weak_aliases = ["sleep log", "workout log", "wellness", "medication"]
 
 [model]
@@ -67,6 +73,12 @@ max_llm_tokens_per_hour = 100000
 max_concurrent_tools = 5
 
 [capabilities]
-tools = ["file_read", "file_write", "file_list", "memory_store", "memory_recall"]
+tools = [
+  "file_read",
+  "file_write",
+  "file_list",
+  "memory_store",
+  "memory_recall",
+]
 memory_read = ["*"]
 memory_write = ["self.*"]