feat(terminal): add system commands and DevTools bridge

public/locales/en.json

@@ -601,6 +601,15 @@
       "confirmCreate": "Create {kind}: {title}? Type yes to save or no to cancel.",
       "cancelled": "Operation cancelled.",
       "deleted": "Deleted {kind}: {title}"
-    }
+    },
+    "welcome": "Life OS v{version} · Terminal ready.\nType help for commands or memory add to create a memory step by step.\ndate / time / status show basic information. Browser DevTools: LifeOS.help().",
+    "uptime": "Session uptime: {minutes}m {seconds}s",
+    "status": "{memories} memories · {goals} goals · {tasks} tasks",
+    "consoleHelp": "Open your browser DevTools console and call LifeOS.help(), LifeOS.run(\"date\"), or LifeOS.run(\"memory add\"). After memory questions, use LifeOS.note(\"your note\"); LifeOS.cancel() stops a flow.",
+    "consoleReady": "DevTools bridge ready. Type LifeOS.help() to see commands.",
+    "consoleNotePrompt": "Enter the note with LifeOS.note(\"your text\") or cancel with LifeOS.cancel().",
+    "noNote": "No memory note is waiting. Start with LifeOS.run(\"memory add\").",
+    "cleared": "Terminal output cleared.",
+    "pinNeedsDate": "Set a target date before showing a desktop countdown."
   }
 }