Initial commit: 风影 OA 全栈源码（API/Web/Flutter/IM）

含 Phase 1.1 IM seq 排序、断线重连、多端已读同步与微信式语音转文字 UI。
排除 node_modules、构建产物、安装包与 .env 密钥。

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/api/prisma/migrations/20260831140000_push_device/migration.sql

@@ -0,0 +1,17 @@
+CREATE TABLE IF NOT EXISTS "PushDevice" (
+  "id" TEXT NOT NULL,
+  "userId" TEXT NOT NULL,
+  "vendor" TEXT NOT NULL,
+  "regId" TEXT NOT NULL,
+  "brand" TEXT,
+  "model" TEXT,
+  "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+  "updatedAt" TIMESTAMP(3) NOT NULL,
+  CONSTRAINT "PushDevice_pkey" PRIMARY KEY ("id")
+);
+
+CREATE UNIQUE INDEX IF NOT EXISTS "PushDevice_vendor_regId_key" ON "PushDevice"("vendor", "regId");
+CREATE INDEX IF NOT EXISTS "PushDevice_userId_vendor_idx" ON "PushDevice"("userId", "vendor");
+
+ALTER TABLE "PushDevice" ADD CONSTRAINT "PushDevice_userId_fkey"
+  FOREIGN KEY ("userId") REFERENCES "User"("id") ON DELETE CASCADE ON UPDATE CASCADE;