perf(pi): reuse tau rpc for command auto-replies

src/config/config.ts

@@ -117,6 +117,7 @@ const ReplySchema = z
           z.literal("opencode"),
           z.literal("pi"),
           z.literal("codex"),
+          z.literal("gemini"),
         ]),
         format: z.union([z.literal("text"), z.literal("json")]).optional(),
         identityPrefix: z.string().optional(),

src/config/sessions.ts

@@ -12,6 +12,7 @@ export type SessionEntry = {
   sessionId: string;
   updatedAt: number;
   systemSent?: boolean;
+  abortedLastRun?: boolean;
 };
 
 export const SESSION_STORE_DEFAULT = path.join(CONFIG_DIR, "sessions.json");