chore: 恢复旧布局基线（迁移改动丢失后重建，apps/packages 布局暂存）

src-tauri/Cargo.toml

@@ -0,0 +1,25 @@
+[package]
+name = "opsxdb-desktop"
+version = "0.1.0"
+description = "OpsxDB Tauri desktop shell"
+authors = ["OpsxDB"]
+edition = "2021"
+
+[lib]
+name = "opsxdb_desktop_lib"
+crate-type = ["staticlib", "cdylib", "rlib"]
+
+[build-dependencies]
+tauri-build = { version = "2", features = [] }
+
+[dependencies]
+tauri = { version = "2", features = [] }  # path via Manager
+tauri-plugin-opener = "2"
+tauri-plugin-single-instance = "2"         # 二次启动聚焦已有窗口
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+reqwest = { version = "0.12", default-features = false, features = ["rustls-tls", "json", "blocking"] }
+tokio = { version = "1", features = ["time"] }
+url = "2"
+rand = "0.8"
+tauri-plugin-window-state = "2"