feat(plugin): 评估量表插件骨架 — assessment_scale + assessment_response + PHQ-9 默认数据

- 创建 erp-plugin-assessment cdylib crate
- 实现 Guest trait（init/on_tenant_created/handle_event）
- on_tenant_created 自动插入 PHQ-9 抑郁筛查量表
- plugin.toml 声明 2 实体 + 4 权限 + 触发事件

crates/erp-plugin-assessment/plugin.toml

@@ -0,0 +1,149 @@
+# 评估量表 — plugin.toml
+
+[metadata]
+id = "assessment"
+name = "评估量表"
+version = "0.1.0"
+description = "标准化医学评估量表（PHQ-9、GAD-7 等）"
+author = "HMS"
+min_platform_version = "0.1.0"
+
+[[permissions]]
+code = "assessment_scale.list"
+name = "查看评估量表"
+description = "查看评估量表列表和详情"
+
+[[permissions]]
+code = "assessment_scale.manage"
+name = "管理评估量表"
+description = "创建、编辑、删除评估量表"
+
+[[permissions]]
+code = "assessment_response.list"
+name = "查看评估结果"
+description = "查看患者评估答卷"
+
+[[permissions]]
+code = "assessment_response.manage"
+name = "管理评估结果"
+description = "提交、编辑评估答卷"
+
+[[schema.entities]]
+name = "assessment_scale"
+display_name = "评估量表"
+
+[[schema.entities.fields]]
+name = "scale_code"
+field_type = "string"
+required = true
+display_name = "量表编码"
+unique = true
+ui_widget = "select"
+options = ["PHQ-9", "GAD-7", "SF-36", "MMSE", "ADL", "IADL"]
+
+[[schema.entities.fields]]
+name = "title"
+field_type = "string"
+required = true
+display_name = "量表名称"
+searchable = true
+
+[[schema.entities.fields]]
+name = "description"
+field_type = "string"
+display_name = "描述"
+ui_widget = "textarea"
+
+[[schema.entities.fields]]
+name = "questions_json"
+field_type = "json"
+required = true
+display_name = "题目定义（JSON）"
+
+[[schema.entities.fields]]
+name = "scoring_rules_json"
+field_type = "json"
+required = true
+display_name = "评分规则（JSON）"
+
+[[schema.entities.fields]]
+name = "status"
+field_type = "string"
+required = true
+display_name = "状态"
+default = "active"
+ui_widget = "select"
+options = ["active", "inactive"]
+
+[[schema.entities]]
+name = "assessment_response"
+display_name = "评估答卷"
+
+[[schema.entities.fields]]
+name = "scale_id"
+field_type = "uuid"
+required = true
+display_name = "量表"
+ui_widget = "entity_select"
+ref_entity = "assessment_scale"
+ref_plugin = "assessment"
+
+[[schema.entities.fields]]
+name = "patient_id"
+field_type = "uuid"
+required = true
+display_name = "患者 ID"
+
+[[schema.entities.fields]]
+name = "answers_json"
+field_type = "json"
+required = true
+display_name = "答案（JSON）"
+
+[[schema.entities.fields]]
+name = "total_score"
+field_type = "integer"
+required = true
+display_name = "总分"
+
+[[schema.entities.fields]]
+name = "severity_level"
+field_type = "string"
+required = true
+display_name = "严重程度"
+ui_widget = "select"
+options = ["normal", "mild", "moderate", "moderate_severe", "severe"]
+
+[[schema.entities.fields]]
+name = "assessed_by"
+field_type = "uuid"
+display_name = "评估人"
+
+[[schema.entities.fields]]
+name = "status"
+field_type = "string"
+required = true
+display_name = "状态"
+default = "completed"
+ui_widget = "select"
+options = ["draft", "completed", "reviewed"]
+
+[[schema.entities.relations]]
+entity = "assessment_scale"
+foreign_key = "scale_id"
+on_delete = "restrict"
+name = "scale"
+type = "belongs_to"
+display_field = "title"
+
+[[trigger_events]]
+name = "assessment_completed"
+display_name = "评估完成"
+description = "患者完成评估量表，触发评分计算和后续流程"
+entity = "assessment_response"
+on = "create"
+
+[[ui.pages]]
+type = "crud"
+label = "评估量表"
+icon = "FormOutlined"