handoff

apps/web/src/api/client.ts

@@ -264,18 +264,23 @@ export const api = {
 
   // v1.10 booterm: REST control plane for terminal panes. WebSocket attach
   // lives at /ws/term/sessions/:sid/panes/:pid (handled directly by
-  // TerminalPane). All three endpoints are tolerant of empty bodies on the
-  // POSTs that don't take parameters.
+  // TerminalPane). v1.10.8c: resize moved in-band onto the WebSocket as a
+  // `{type:"resize",cols,rows}` text frame — the old /resize HTTP endpoint is
+  // gone, eliminating the race between WS attach and PTY-map registration.
   terminals: {
-    start: (sessionId: string, paneId: string) =>
-      request<{ tmux_window: string }>(
+    // cols/rows are optional. When passed, booterm sizes the per-pane tmux
+    // session at creation time so the inner bash (and any TUI it spawns) is
+    // born with the correct PTY dimensions instead of tmux's 80x24 default.
+    start: (sessionId: string, paneId: string, cols?: number, rows?: number) =>
+      request<{ tmux_session: string }>(
         `/api/term/sessions/${sessionId}/panes/${paneId}/start`,
-        { method: 'POST' },
-      ),
-    resize: (sessionId: string, paneId: string, cols: number, rows: number) =>
-      request<{ ok: true }>(
-        `/api/term/sessions/${sessionId}/panes/${paneId}/resize`,
-        { method: 'POST', body: JSON.stringify({ cols, rows }) },
+        {
+          method: 'POST',
+          body:
+            cols !== undefined && rows !== undefined
+              ? JSON.stringify({ cols, rows })
+              : undefined,
+        },
       ),
     kill: (sessionId: string, paneId: string) =>
       request<{ ok: true }>(