feat: stream worktree setup progress and terminal subscriptions

packages/server/src/shared/messages.ts

@@ -188,6 +188,23 @@ const ToolCallDetailPayloadSchema: z.ZodType<ToolCallDetail> = z.discriminatedUn
     type: z.literal("search"),
     query: z.string(),
   }),
+  z.object({
+    type: z.literal("worktree_setup"),
+    worktreePath: z.string(),
+    branchName: z.string(),
+    log: z.string(),
+    commands: z.array(
+      z.object({
+        index: z.number().int().positive(),
+        command: z.string(),
+        cwd: z.string(),
+        status: z.enum(["running", "completed", "failed"]),
+        exitCode: z.number().nullable(),
+        durationMs: z.number().nonnegative().optional(),
+      })
+    ),
+    truncated: z.boolean().optional(),
+  }),
   z.object({
     type: z.literal("unknown"),
     input: UnknownValueSchema,
@@ -948,6 +965,16 @@ export const ListTerminalsRequestSchema = z.object({
   requestId: z.string(),
 });
 
+export const SubscribeTerminalsRequestSchema = z.object({
+  type: z.literal("subscribe_terminals_request"),
+  cwd: z.string(),
+});
+
+export const UnsubscribeTerminalsRequestSchema = z.object({
+  type: z.literal("unsubscribe_terminals_request"),
+  cwd: z.string(),
+});
+
 export const CreateTerminalRequestSchema = z.object({
   type: z.literal("create_terminal_request"),
   cwd: z.string(),
@@ -1060,6 +1087,8 @@ export const SessionInboundMessageSchema = z.discriminatedUnion("type", [
   ExecuteCommandRequestSchema,
   RegisterPushTokenMessageSchema,
   ListTerminalsRequestSchema,
+  SubscribeTerminalsRequestSchema,
+  UnsubscribeTerminalsRequestSchema,
   CreateTerminalRequestSchema,
   SubscribeTerminalRequestSchema,
   UnsubscribeTerminalRequestSchema,
@@ -1885,6 +1914,14 @@ export const ListTerminalsResponseSchema = z.object({
   }),
 });
 
+export const TerminalsChangedSchema = z.object({
+  type: z.literal("terminals_changed"),
+  payload: z.object({
+    cwd: z.string(),
+    terminals: z.array(TerminalInfoSchema.omit({ cwd: true })),
+  }),
+});
+
 export const CreateTerminalResponseSchema = z.object({
   type: z.literal("create_terminal_response"),
   payload: z.object({
@@ -2006,6 +2043,7 @@ export const SessionOutboundMessageSchema = z.discriminatedUnion("type", [
   ListCommandsResponseSchema,
   ExecuteCommandResponseSchema,
   ListTerminalsResponseSchema,
+  TerminalsChangedSchema,
   CreateTerminalResponseSchema,
   SubscribeTerminalResponseSchema,
   TerminalOutputSchema,
@@ -2149,6 +2187,9 @@ export type RegisterPushTokenMessage = z.infer<typeof RegisterPushTokenMessageSc
 // Terminal message types
 export type ListTerminalsRequest = z.infer<typeof ListTerminalsRequestSchema>;
 export type ListTerminalsResponse = z.infer<typeof ListTerminalsResponseSchema>;
+export type SubscribeTerminalsRequest = z.infer<typeof SubscribeTerminalsRequestSchema>;
+export type UnsubscribeTerminalsRequest = z.infer<typeof UnsubscribeTerminalsRequestSchema>;
+export type TerminalsChanged = z.infer<typeof TerminalsChangedSchema>;
 export type CreateTerminalRequest = z.infer<typeof CreateTerminalRequestSchema>;
 export type CreateTerminalResponse = z.infer<typeof CreateTerminalResponseSchema>;
 export type SubscribeTerminalRequest = z.infer<typeof SubscribeTerminalRequestSchema>;

packages/server/src/shared/tool-call-display.test.ts

@@ -59,6 +59,34 @@ describe("shared tool-call display mapping", () => {
     });
   });
 
+  it("builds display model for worktree setup detail", () => {
+    const display = buildToolCallDisplayModel({
+      name: "paseo_worktree_setup",
+      status: "running",
+      error: null,
+      detail: {
+        type: "worktree_setup",
+        worktreePath: "/tmp/repo/.paseo/worktrees/repo/branch",
+        branchName: "feature-branch",
+        log: "==> [1/1] Running: npm install\n",
+        commands: [
+          {
+            index: 1,
+            command: "npm install",
+            cwd: "/tmp/repo/.paseo/worktrees/repo/branch",
+            status: "running",
+            exitCode: null,
+          },
+        ],
+      },
+    });
+
+    expect(display).toEqual({
+      displayName: "Worktree Setup",
+      summary: "feature-branch",
+    });
+  });
+
   it("provides errorText for failed calls", () => {
     const display = buildToolCallDisplayModel({
       name: "shell",

packages/server/src/shared/tool-call-display.ts

@@ -83,6 +83,10 @@ export function buildToolCallDisplayModel(input: ToolCallDisplayInput): ToolCall
       displayName = "Search";
       summary = input.detail.query;
       break;
+    case "worktree_setup":
+      displayName = "Worktree Setup";
+      summary = input.detail.branchName;
+      break;
     case "unknown":
       break;
   }