feat(遊戲化): 新增大廳、附身、時間流、後日談進度等遊戲化系統功能

新增角色大廳（lobby）邀約與通話、附身（possession）、時鐘（clock）抽象、
時間流與睡眠負債、後日談進度、行為選擇與旁觀反應等模組，並補齊對應冒煙
測試（R~V）與單元測試；同步調整 web/mobile 對應頁面與元件。

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

scripts/smoke/I.mjs

@@ -72,16 +72,18 @@ export default async function smokeI() {
   }
 
   // I-4 破例規則：睡眠時段一般不回應，且不應無條件破例
-  const sleepSessionA = "smoke-i-sleep-a-" + Date.now();
-  const noExceptionResult = await post(`/chat/${CHARACTER_ID}`, {
+  // T38：每個獨立情境各自用一間 SOLO 房並在檢查完後結束，對應舊版「各自獨立 sessionId」的語意
+  // （避免工作記憶互相污染；房間結束後下一個情境會取得全新的房間）。
+  const sleepRoomA = await post("/room/solo", { userId: USER_ID, characterId: CHARACTER_ID });
+  const noExceptionResult = await post(`/room/${sleepRoomA.id}/message`, {
     userId: USER_ID,
-    sessionId: sleepSessionA,
     text: "在嗎",
     now: WEEKDAY_SLEEP_TIME,
   });
   if (noExceptionResult.text !== "" || noExceptionResult.availability !== "NO_REPLY") {
     throw new Error("條件不足時睡眠時段不應破例回應");
   }
+  await post(`/room/${sleepRoomA.id}/end`, {});
 
   // 條件滿足（親密度高＋使用者情緒低落）時應觸發「深夜還陪你聊」破例
   await prisma.relationship.update({
@@ -92,22 +94,21 @@ export default async function smokeI() {
     where: { characterId: CHARACTER_ID },
     data: { calm: 100, joy: 0, sad: 0, alert: 0, shy: 0, grumpy: 0, updatedAt: new Date(WEEKDAY_SLEEP_TIME) },
   });
-  const sleepSessionB = "smoke-i-sleep-b-" + Date.now();
-  const exceptionResult = await post(`/chat/${CHARACTER_ID}`, {
+  const sleepRoomB = await post("/room/solo", { userId: USER_ID, characterId: CHARACTER_ID });
+  const exceptionResult = await post(`/room/${sleepRoomB.id}/message`, {
     userId: USER_ID,
-    sessionId: sleepSessionB,
     text: "我今天過得好難過，很失望",
     now: WEEKDAY_SLEEP_TIME,
   });
   if (exceptionResult.exceptionType !== "LATE_NIGHT_CHAT" || !exceptionResult.text) {
     throw new Error("條件滿足時應觸發「深夜還陪你聊」破例並正常生成回應");
   }
+  await post(`/room/${sleepRoomB.id}/end`, {});
 
   // 冷卻期內同類破例不應再次觸發
-  const sleepSessionC = "smoke-i-sleep-c-" + Date.now();
-  const cooldownResult = await post(`/chat/${CHARACTER_ID}`, {
+  const sleepRoomC = await post("/room/solo", { userId: USER_ID, characterId: CHARACTER_ID });
+  const cooldownResult = await post(`/room/${sleepRoomC.id}/message`, {
     userId: USER_ID,
-    sessionId: sleepSessionC,
     text: "我今天過得好難過，很失望",
     now: WEEKDAY_SLEEP_TIME,
   });
@@ -157,6 +158,7 @@ export default async function smokeI() {
     throw new Error("同一天不應重複生成離線事件");
   }
 
-  // 清理本次測試建立的角色（cascade 會一併清掉作息表、破例紀錄、記憶等）
+  // 清理本次測試建立的角色（cascade 會一併清掉作息表、破例紀錄、記憶等）與本次建立的三間 SOLO 房。
+  await prisma.room.deleteMany({ where: { id: { in: [sleepRoomA.id, sleepRoomB.id, sleepRoomC.id] } } });
   await prisma.character.deleteMany({ where: { id: CHARACTER_ID } });
 }