refactor(migration): normalize agent keys to lowercase

src/shared/migration.ts

@@ -3,35 +3,56 @@ import { log } from "./logger"
 
 // Migration map: old keys → new keys (for backward compatibility)
 export const AGENT_NAME_MAP: Record<string, string> = {
-  omo: "Sisyphus",
-  "OmO": "Sisyphus",
-  sisyphus: "Sisyphus",
-  "OmO-Plan": "Prometheus (Planner)",
-  "omo-plan": "Prometheus (Planner)",
-  "Planner-Sisyphus": "Prometheus (Planner)",
-  "planner-sisyphus": "Prometheus (Planner)",
-  prometheus: "Prometheus (Planner)",
-  "plan-consultant": "Metis (Plan Consultant)",
-  metis: "Metis (Plan Consultant)",
+  // Sisyphus variants → "sisyphus"
+  omo: "sisyphus",
+  OmO: "sisyphus",
+  Sisyphus: "sisyphus",
+  sisyphus: "sisyphus",
+
+  // Prometheus variants → "prometheus"
+  "OmO-Plan": "prometheus",
+  "omo-plan": "prometheus",
+  "Planner-Sisyphus": "prometheus",
+  "planner-sisyphus": "prometheus",
+  "Prometheus (Planner)": "prometheus",
+  prometheus: "prometheus",
+
+  // Atlas variants → "atlas"
+  "orchestrator-sisyphus": "atlas",
+  Atlas: "atlas",
+  atlas: "atlas",
+
+  // Metis variants → "metis"
+  "plan-consultant": "metis",
+  "Metis (Plan Consultant)": "metis",
+  metis: "metis",
+
+  // Momus variants → "momus"
+  "Momus (Plan Reviewer)": "momus",
+  momus: "momus",
+
+  // Sisyphus-Junior → "sisyphus-junior"
+  "Sisyphus-Junior": "sisyphus-junior",
+  "sisyphus-junior": "sisyphus-junior",
+
+  // Already lowercase - passthrough
   build: "build",
   oracle: "oracle",
   librarian: "librarian",
   explore: "explore",
   "multimodal-looker": "multimodal-looker",
-  "orchestrator-sisyphus": "Atlas",
-  atlas: "Atlas",
 }
 
 export const BUILTIN_AGENT_NAMES = new Set([
-  "Sisyphus",
+  "sisyphus",           // was "Sisyphus"
   "oracle",
   "librarian",
   "explore",
   "multimodal-looker",
-  "Metis (Plan Consultant)",
-  "Momus (Plan Reviewer)",
-  "Prometheus (Planner)",
-  "Atlas",
+  "metis",              // was "Metis (Plan Consultant)"
+  "momus",              // was "Momus (Plan Reviewer)"
+  "prometheus",         // was "Prometheus (Planner)"
+  "atlas",              // was "Atlas"
   "build",
 ])