feat(health): 积分商城后端完整实现 (Chunk 2 V2 迭代)

- 新增 8 张数据库表: points_account/rule/transaction/product/order/checkin + offline_event/registration
- SeaORM Entity: 8 个实体，含完整 Relation 定义
- DTO: 积分规则/商品/订单/签到/线下活动请求响应类型
- Service: FIFO 积分消费、每日打卡(连续奖励)、商品兑换(QR码核销)、线下活动报名
- Handler: 16 个 API 端点 (患者端10 + 管理端6)
- 权限: health.points.list / health.points.manage
- 12个月滚动过期机制
- 审计日志全量覆盖

Cargo.lock

@@ -1167,6 +1167,37 @@ dependencies = [
  "syn 2.0.117",
 ]
 
+[[package]]
+name = "derive_builder"
+version = "0.20.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "507dfb09ea8b7fa618fcf76e953f4f5e192547945816d5358edffe39f6f94947"
+dependencies = [
+ "derive_builder_macro",
+]
+
+[[package]]
+name = "derive_builder_core"
+version = "0.20.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2d5bcf7b024d6835cfb3d473887cd966994907effbe9227e8c8219824d06c4e8"
+dependencies = [
+ "darling",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.117",
+]
+
+[[package]]
+name = "derive_builder_macro"
+version = "0.20.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ab63b0e2bf4d5928aff72e83a7dace85d7bba5fe12dcc3c5a572d78caffd3f3c"
+dependencies = [
+ "derive_builder_core",
+ "syn 2.0.117",
+]
+
 [[package]]
 name = "derive_more"
 version = "2.1.1"
@@ -1284,6 +1315,31 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "877a4ace8713b0bcf2a4e7eec82529c029f1d0619886d18145fea96c3ffe5c0f"
 
+[[package]]
+name = "erp-ai"
+version = "0.1.0"
+dependencies = [
+ "async-stream",
+ "async-trait",
+ "axum",
+ "chrono",
+ "erp-core",
+ "futures",
+ "handlebars",
+ "hex",
+ "reqwest",
+ "sea-orm",
+ "serde",
+ "serde_json",
+ "sha2",
+ "thiserror 2.0.18",
+ "tokio",
+ "tokio-stream",
+ "tracing",
+ "utoipa",
+ "uuid",
+]
+
 [[package]]
 name = "erp-auth"
 version = "0.1.0"
@@ -1484,6 +1540,7 @@ dependencies = [
  "axum",
  "chrono",
  "config",
+ "erp-ai",
  "erp-auth",
  "erp-config",
  "erp-core",
@@ -1883,6 +1940,22 @@ dependencies = [
  "tracing",
 ]
 
+[[package]]
+name = "handlebars"
+version = "6.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9b3f9296c208515b87bd915a2f5d1163d4b3f863ba83337d7713cf478055948e"
+dependencies = [
+ "derive_builder",
+ "log",
+ "num-order",
+ "pest",
+ "pest_derive",
+ "serde",
+ "serde_json",
+ "thiserror 2.0.18",
+]
+
 [[package]]
 name = "hashbrown"
 version = "0.12.3"
@@ -2774,6 +2847,21 @@ dependencies = [
  "num-traits",
 ]
 
+[[package]]
+name = "num-modular"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "17bb261bf36fa7d83f4c294f834e91256769097b3cb505d44831e0a179ac647f"
+
+[[package]]
+name = "num-order"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "537b596b97c40fcf8056d153049eb22f481c17ebce72a513ec9286e4986d1bb6"
+dependencies = [
+ "num-modular",
+]
+
 [[package]]
 name = "num-traits"
 version = "0.2.19"
@@ -3436,6 +3524,7 @@ dependencies = [
  "bytes",
  "encoding_rs",
  "futures-core",
+ "futures-util",
  "h2",
  "http",
  "http-body",
@@ -3457,12 +3546,14 @@ dependencies = [
  "sync_wrapper",
  "tokio",
  "tokio-native-tls",
+ "tokio-util",
  "tower",
  "tower-http",
  "tower-service",
  "url",
  "wasm-bindgen",
  "wasm-bindgen-futures",
+ "wasm-streams",
  "web-sys",
 ]
 
@@ -5293,6 +5384,19 @@ dependencies = [
  "wasmparser 0.246.2",
 ]
 
+[[package]]
+name = "wasm-streams"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "15053d8d85c7eccdbefef60f06769760a563c7f0a9d6902a13d35c7800b0ad65"
+dependencies = [
+ "futures-util",
+ "js-sys",
+ "wasm-bindgen",
+ "wasm-bindgen-futures",
+ "web-sys",
+]
+
 [[package]]
 name = "wasmparser"
 version = "0.244.0"