Method setActiveSessionId

src/sessionManager.ts:112–124

* Sets the active session ID. * @param id The ID of the session to set as active.

(id: string)

   * @param id The ID of the session to set as active.
   */
  setActiveSessionId(id: string): void {
    if (this.browsers.has(id)) {
      this.activeSessionId = id;
    } else if (id === this.defaultSessionId) {
      // Allow setting to default ID even if session doesn't exist yet
      // (it will be created on first use via ensureDefaultSessionInternal)
      this.activeSessionId = id;
    } else {
      process.stderr.write(
        `[SessionManager] WARN - Set active session failed for non-existent ID: ${id}\n`,
      );
    }
  }

  /**
   * Gets the active session ID.