Refactor runtime around isolated bot instances

src/core/command-router.ts

@@ -1,25 +1,23 @@
-export type CommandKind = "help" | "roles" | "role" | "status" | "cancel" | "new";
+export type CommandKind = "help" | "status" | "cancel" | "new" | "retired-role";
 
 export interface ParsedCommand {
   kind: CommandKind;
-  argument?: string;
-  deprecatedAlias?: boolean;
 }
 
 export class CommandRouter {
   parse(text: string): ParsedCommand | undefined {
     const trimmed = text.trim();
     if (!trimmed.startsWith("/")) return undefined;
-    const [command, ...args] = trimmed.split(/\s+/);
+    const [command] = trimmed.split(/\s+/);
     switch (command.toLowerCase()) {
       case "/help": return { kind: "help" };
-      case "/roles": return { kind: "roles" };
-      case "/role": return { kind: "role", argument: args[0] };
       case "/status": return { kind: "status" };
       case "/cancel": return { kind: "cancel" };
       case "/new": return { kind: "new" };
-      case "/agents": return { kind: "roles", deprecatedAlias: true };
-      case "/agent": return { kind: "role", argument: args[0], deprecatedAlias: true };
+      case "/roles":
+      case "/role":
+      case "/agents":
+      case "/agent": return { kind: "retired-role" };
       default: return undefined;
     }
   }