feat(health): 护理计划实体与服务 — Phase 1 关怀引擎 MVP 第一步

新增护理计划（Care Plan）完整 CRUD：3 张表（care_plans / care_plan_items /
care_plan_outcomes）、3 个 SeaORM Entity、15 个 API 端点、4 个事件常量、
2 个权限码。支持透析/慢性/预防/康复计划类型，条目分干预/监测/目标/教育四类，
预后测量含基线/目标/当前值追踪。

crates/erp-health/src/entity/care_plan.rs

@@ -0,0 +1,64 @@
+use sea_orm::entity::prelude::*;
+use serde::{Deserialize, Serialize};
+
+#[derive(Clone, Debug, PartialEq, DeriveEntityModel, Serialize, Deserialize)]
+#[sea_orm(table_name = "care_plans")]
+pub struct Model {
+    #[sea_orm(primary_key, auto_increment = false)]
+    pub id: Uuid,
+    pub tenant_id: Uuid,
+    pub patient_id: Uuid,
+    pub plan_type: String,
+    pub status: String,
+    pub title: String,
+    pub goals: serde_json::Value,
+    #[sea_orm(skip_serializing_if = "Option::is_none")]
+    pub start_date: Option<chrono::NaiveDate>,
+    #[sea_orm(skip_serializing_if = "Option::is_none")]
+    pub end_date: Option<chrono::NaiveDate>,
+    #[sea_orm(skip_serializing_if = "Option::is_none")]
+    pub notes: Option<String>,
+    pub created_at: DateTimeUtc,
+    pub updated_at: DateTimeUtc,
+    #[sea_orm(skip_serializing_if = "Option::is_none")]
+    pub created_by: Option<Uuid>,
+    #[sea_orm(skip_serializing_if = "Option::is_none")]
+    pub updated_by: Option<Uuid>,
+    #[sea_orm(skip_serializing_if = "Option::is_none")]
+    pub deleted_at: Option<DateTimeUtc>,
+    pub version: i32,
+}
+
+#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
+pub enum Relation {
+    #[sea_orm(
+        belongs_to = "super::patient::Entity",
+        from = "Column::PatientId",
+        to = "super::patient::Column::Id"
+    )]
+    Patient,
+    #[sea_orm(has_many = "super::care_plan_item::Entity")]
+    Items,
+    #[sea_orm(has_many = "super::care_plan_outcome::Entity")]
+    Outcomes,
+}
+
+impl Related<super::patient::Entity> for Entity {
+    fn to() -> RelationDef {
+        Relation::Patient.def()
+    }
+}
+
+impl Related<super::care_plan_item::Entity> for Entity {
+    fn to() -> RelationDef {
+        Relation::Items.def()
+    }
+}
+
+impl Related<super::care_plan_outcome::Entity> for Entity {
+    fn to() -> RelationDef {
+        Relation::Outcomes.def()
+    }
+}
+
+impl ActiveModelBehavior for ActiveModel {}

crates/erp-health/src/entity/care_plan_item.rs

@@ -0,0 +1,47 @@
+use sea_orm::entity::prelude::*;
+use serde::{Deserialize, Serialize};
+
+#[derive(Clone, Debug, PartialEq, DeriveEntityModel, Serialize, Deserialize)]
+#[sea_orm(table_name = "care_plan_items")]
+pub struct Model {
+    #[sea_orm(primary_key, auto_increment = false)]
+    pub id: Uuid,
+    pub tenant_id: Uuid,
+    pub plan_id: Uuid,
+    pub item_type: String,
+    pub title: String,
+    #[sea_orm(skip_serializing_if = "Option::is_none")]
+    pub description: Option<String>,
+    pub status: String,
+    #[sea_orm(skip_serializing_if = "Option::is_none")]
+    pub schedule: Option<String>,
+    #[sea_orm(skip_serializing_if = "Option::is_none")]
+    pub sort_order: Option<i32>,
+    pub created_at: DateTimeUtc,
+    pub updated_at: DateTimeUtc,
+    #[sea_orm(skip_serializing_if = "Option::is_none")]
+    pub created_by: Option<Uuid>,
+    #[sea_orm(skip_serializing_if = "Option::is_none")]
+    pub updated_by: Option<Uuid>,
+    #[sea_orm(skip_serializing_if = "Option::is_none")]
+    pub deleted_at: Option<DateTimeUtc>,
+    pub version: i32,
+}
+
+#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
+pub enum Relation {
+    #[sea_orm(
+        belongs_to = "super::care_plan::Entity",
+        from = "Column::PlanId",
+        to = "super::care_plan::Column::Id"
+    )]
+    CarePlan,
+}
+
+impl Related<super::care_plan::Entity> for Entity {
+    fn to() -> RelationDef {
+        Relation::CarePlan.def()
+    }
+}
+
+impl ActiveModelBehavior for ActiveModel {}

crates/erp-health/src/entity/care_plan_outcome.rs

@@ -0,0 +1,61 @@
+use sea_orm::entity::prelude::*;
+use serde::{Deserialize, Serialize};
+
+#[derive(Clone, Debug, PartialEq, DeriveEntityModel, Serialize, Deserialize)]
+#[sea_orm(table_name = "care_plan_outcomes")]
+pub struct Model {
+    #[sea_orm(primary_key, auto_increment = false)]
+    pub id: Uuid,
+    pub tenant_id: Uuid,
+    pub plan_id: Uuid,
+    #[sea_orm(skip_serializing_if = "Option::is_none")]
+    pub item_id: Option<Uuid>,
+    pub metric: String,
+    pub baseline_value: String,
+    pub target_value: String,
+    #[sea_orm(skip_serializing_if = "Option::is_none")]
+    pub current_value: Option<String>,
+    #[sea_orm(skip_serializing_if = "Option::is_none")]
+    pub measured_at: Option<DateTimeUtc>,
+    #[sea_orm(skip_serializing_if = "Option::is_none")]
+    pub notes: Option<String>,
+    pub created_at: DateTimeUtc,
+    pub updated_at: DateTimeUtc,
+    #[sea_orm(skip_serializing_if = "Option::is_none")]
+    pub created_by: Option<Uuid>,
+    #[sea_orm(skip_serializing_if = "Option::is_none")]
+    pub updated_by: Option<Uuid>,
+    #[sea_orm(skip_serializing_if = "Option::is_none")]
+    pub deleted_at: Option<DateTimeUtc>,
+    pub version: i32,
+}
+
+#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
+pub enum Relation {
+    #[sea_orm(
+        belongs_to = "super::care_plan::Entity",
+        from = "Column::PlanId",
+        to = "super::care_plan::Column::Id"
+    )]
+    CarePlan,
+    #[sea_orm(
+        belongs_to = "super::care_plan_item::Entity",
+        from = "Column::ItemId",
+        to = "super::care_plan_item::Column::Id"
+    )]
+    CarePlanItem,
+}
+
+impl Related<super::care_plan::Entity> for Entity {
+    fn to() -> RelationDef {
+        Relation::CarePlan.def()
+    }
+}
+
+impl Related<super::care_plan_item::Entity> for Entity {
+    fn to() -> RelationDef {
+        Relation::CarePlanItem.def()
+    }
+}
+
+impl ActiveModelBehavior for ActiveModel {}

crates/erp-health/src/entity/mod.rs

@@ -43,5 +43,8 @@ pub mod offline_event_registration;
 pub mod medication_record;
 pub mod medication_reminder;
 pub mod vital_signs;
+pub mod care_plan;
+pub mod care_plan_item;
+pub mod care_plan_outcome;
 pub mod vital_signs_daily;
 pub mod vital_signs_hourly;