fix(web): rename tmux_missing to runtime_missing and add explicit recovery branch

Author: pallyoung

apps/web/src/features/workspace/workspace-recovery.ts

@@ -18,6 +18,9 @@ export const resolveAgentRecoveryAction = (
   if (session.runtimeLiveness === "attached") {
     return null;
   }
+  if (session.runtimeLiveness === "runtime_missing") {
+    return null;
+  }
   if (session.terminalRuntimeId && !session.runtimeLiveness) {
     return null;
   }

apps/web/src/state/workbench-core.ts

@@ -12,7 +12,7 @@ export type SessionMode = "branch" | "git_tree";
 export type QueueTaskStatus = "queued" | "running" | "done";
 export type AgentMessageRole = "system" | "user" | "agent";
 export type AgentProvider = string;
-export type SessionRuntimeLiveness = "attached" | "provider_exited" | "tmux_missing";
+export type SessionRuntimeLiveness = "attached" | "provider_exited" | "runtime_missing";
 
 export type ExecTarget =
   | { type: "native" }