Phase 14 구현: 회의 모드 (Meeting Mode)

실시간 녹음 + 타임스탬프 메모 + STT 전사 + LLM 구조화 회의록 + PDF/MD 내보내기.
CaptionService 연동, 동시 사용 충돌 방지, 긴 회의 2-pass 요약 지원.
DB 2테이블, IPC 15채널, UI 3뷰(목록/녹음/상세), 12개 locale i18n.

src/main/db/schema.ts

@@ -152,6 +152,56 @@ export type NewRAGDocumentRow = typeof ragDocuments.$inferInsert
 export type RAGChunkRow = typeof ragChunks.$inferSelect
 export type NewRAGChunkRow = typeof ragChunks.$inferInsert
 
+// ── meetingSessions (Phase 14) ──────────────────────────
+export const meetingSessions = sqliteTable(
+  'meeting_sessions',
+  {
+    id: text('id').primaryKey(),
+    title: text('title'),
+    status: text('status', {
+      enum: ['recording', 'processing', 'completed', 'error'],
+    }).notNull().default('recording'),
+    startedAt: integer('started_at').notNull(),
+    endedAt: integer('ended_at'),
+    durationMs: integer('duration_ms'),
+    rawTranscript: text('raw_transcript'),
+    minutesMarkdown: text('minutes_markdown'),
+    minutesJson: text('minutes_json'),
+    sttModel: text('stt_model'),
+    llmModel: text('llm_model'),
+    sttLatencyMs: integer('stt_latency_ms'),
+    llmLatencyMs: integer('llm_latency_ms'),
+    errorMessage: text('error_message'),
+    createdAt: integer('created_at').notNull(),
+    updatedAt: integer('updated_at').notNull(),
+  },
+  (table) => [
+    index('idx_meeting_sessions_created_at').on(table.createdAt),
+    index('idx_meeting_sessions_status').on(table.status),
+  ]
+)
+
+// ── meetingMemos (Phase 14) ─────────────────────────────
+export const meetingMemos = sqliteTable(
+  'meeting_memos',
+  {
+    id: text('id').primaryKey(),
+    sessionId: text('session_id').notNull(),
+    content: text('content').notNull(),
+    timestampMs: integer('timestamp_ms').notNull(),
+    createdAt: integer('created_at').notNull(),
+  },
+  (table) => [
+    index('idx_meeting_memos_session_id').on(table.sessionId),
+    index('idx_meeting_memos_timestamp').on(table.timestampMs),
+  ]
+)
+
+export type MeetingSessionRow = typeof meetingSessions.$inferSelect
+export type NewMeetingSessionRow = typeof meetingSessions.$inferInsert
+export type MeetingMemoRow = typeof meetingMemos.$inferSelect
+export type NewMeetingMemoRow = typeof meetingMemos.$inferInsert
+
 // ── 타입 추출 ────────────────────────────────────────────
 export type History = typeof history.$inferSelect
 export type NewHistory = typeof history.$inferInsert