feat: 足迹 Footprints 个人留痕系统

桌面应用(Tauri+React+SQLite)：时间线/记录/学年学科成绩梯度/统计/类型与字段模板/附件内容寻址/详情视图/PWA

同步服务端(sync-server)：多用户+邀请码/LWW推拉/seq游标/附件去重/Docker部署

多端同步地基：uuid v7/HLC混合逻辑时钟/软删除墓碑/sync_oplog，Node与Rust双端一致并通过自动化测试

app/src-tauri/Cargo.toml

@@ -0,0 +1,21 @@
+[package]
+name = "footprints"
+version = "0.1.0"
+description = "个人留痕系统 Footprints"
+edition = "2021"
+
+[lib]
+name = "footprints_lib"
+crate-type = ["staticlib", "cdylib", "rlib"]
+
+[build-dependencies]
+tauri-build = { version = "2", features = [] }
+
+[dependencies]
+tauri = { version = "2", features = [] }
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+rusqlite = { version = "0.32", features = ["bundled"] }
+base64 = "0.22"
+uuid = { version = "1", features = ["v7"] }
+sha2 = "0.10"

app/src-tauri/build.rs

@@ -0,0 +1,3 @@
+fn main() {
+    tauri_build::build();
+}

app/src-tauri/src/main.rs

@@ -0,0 +1,5 @@
+#![cfg_attr(not(debug_assertions), windows_subsystem = "windows")]
+
+fn main() {
+    footprints_lib::run();
+}

app/src-tauri/tauri.conf.json

@@ -0,0 +1,40 @@
+{
+  "$schema": "https://schema.tauri.app/config/2",
+  "productName": "Footprints",
+  "version": "0.1.0",
+  "identifier": "com.footprints.app",
+  "build": {
+    "frontendDist": "../dist",
+    "devUrl": "http://localhost:5173",
+    "beforeDevCommand": "",
+    "beforeBuildCommand": ""
+  },
+  "app": {
+    "windows": [
+      {
+        "title": "足迹 Footprints",
+        "width": 1280,
+        "height": 800,
+        "minWidth": 960,
+        "minHeight": 640,
+        "center": true
+      }
+    ],
+    "security": {
+      "csp": null
+    }
+  },
+  "bundle": {
+    "active": true,
+    "targets": [
+      "nsis"
+    ],
+    "icon": [
+      "icons/icon.ico",
+      "icons/32x32.png",
+      "icons/128x128.png",
+      "icons/128x128@2x.png",
+      "icons/icon.png"
+    ]
+  }
+}