update:增加文档模式

server/prisma/migrations/20260414192000_tool_display_version_none_mode/migration.sql

@@ -0,0 +1,4 @@
+-- SQLite stores Prisma enums as TEXT, so AccessMode.none does not require a
+-- physical enum migration here. The only schema change needed is the display
+-- version override column on tools.
+ALTER TABLE "tools" ADD COLUMN "version_override" TEXT;