Add council review start command

internal/db/schema/006_council_inputs.sql

@@ -0,0 +1,9 @@
+CREATE TABLE IF NOT EXISTS council_inputs (
+  run_id TEXT PRIMARY KEY,
+  prompt TEXT NOT NULL DEFAULT '',
+  target_file TEXT NOT NULL DEFAULT '',
+  repo_path TEXT NOT NULL DEFAULT '',
+  target_task_id TEXT NOT NULL DEFAULT '',
+  created_at TEXT NOT NULL,
+  updated_at TEXT NOT NULL
+);