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>

prisma/migrations/20260819141648_t25_procedural_rule_source_scene/migration.sql

@@ -0,0 +1,20 @@
+-- RedefineTables
+PRAGMA defer_foreign_keys=ON;
+PRAGMA foreign_keys=OFF;
+CREATE TABLE "new_procedural_rules" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "characterId" TEXT NOT NULL,
+    "situation" TEXT NOT NULL,
+    "responsePattern" TEXT NOT NULL,
+    "weight" REAL NOT NULL DEFAULT 1,
+    "sourceSceneId" TEXT,
+    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" DATETIME NOT NULL,
+    CONSTRAINT "procedural_rules_characterId_fkey" FOREIGN KEY ("characterId") REFERENCES "characters" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
+    CONSTRAINT "procedural_rules_sourceSceneId_fkey" FOREIGN KEY ("sourceSceneId") REFERENCES "scenes" ("id") ON DELETE SET NULL ON UPDATE CASCADE
+);
+INSERT INTO "new_procedural_rules" ("characterId", "createdAt", "id", "responsePattern", "situation", "updatedAt", "weight") SELECT "characterId", "createdAt", "id", "responsePattern", "situation", "updatedAt", "weight" FROM "procedural_rules";
+DROP TABLE "procedural_rules";
+ALTER TABLE "new_procedural_rules" RENAME TO "procedural_rules";
+PRAGMA foreign_keys=ON;
+PRAGMA defer_foreign_keys=OFF;