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builtin:router has been replaced by LLM intent routing in the kernel.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.

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

agents/personal-finance/agent.toml

@@ -6,7 +6,13 @@ module = "builtin:chat"
 tags = ["finance", "budget", "expenses", "savings", "planning", "money"]
 
 [metadata.routing]
-aliases = ["budget planning", "expense analysis", "savings plan", "personal finance", "debt payoff plan"]
+aliases = [
+  "budget planning",
+  "expense analysis",
+  "savings plan",
+  "personal finance",
+  "debt payoff plan",
+]
 weak_aliases = ["budget", "expenses", "savings", "debt"]
 
 [model]
@@ -59,7 +65,14 @@ max_llm_tokens_per_hour = 150000
 max_concurrent_tools = 5
 
 [capabilities]
-tools = ["file_read", "file_write", "file_list", "memory_store", "memory_recall", "shell_exec"]
+tools = [
+  "file_read",
+  "file_write",
+  "file_list",
+  "memory_store",
+  "memory_recall",
+  "shell_exec",
+]
 memory_read = ["*"]
 memory_write = ["self.*", "shared.*"]
 shell = ["python *"]