diff --git a/packages/shared-types/schemas/api-types.json b/packages/shared-types/schemas/api-types.json
index 034157e4..776f108d 100644
--- a/packages/shared-types/schemas/api-types.json
+++ b/packages/shared-types/schemas/api-types.json
@@ -243,6 +243,32 @@
           "description": "額外元資料",
           "title": "Metadata"
         },
+        "incident_id": {
+          "anyOf": [
+            {
+              "type": "string"
+            },
+            {
+              "type": "null"
+            }
+          ],
+          "default": null,
+          "description": "關聯的 Incident ID",
+          "title": "Incident Id"
+        },
+        "matched_playbook_id": {
+          "anyOf": [
+            {
+              "type": "string"
+            },
+            {
+              "type": "null"
+            }
+          ],
+          "default": null,
+          "description": "命中的 Playbook ID，供學習服務 EWMA 更新",
+          "title": "Matched Playbook Id"
+        },
         "id": {
           "format": "uuid",
           "title": "Id",
@@ -324,19 +350,6 @@
           "format": "date-time",
           "title": "Last Seen At",
           "type": "string"
-        },
-        "incident_id": {
-          "anyOf": [
-            {
-              "type": "string"
-            },
-            {
-              "type": "null"
-            }
-          ],
-          "default": null,
-          "description": "關聯的 Incident ID",
-          "title": "Incident Id"
         }
       },
       "required": [
@@ -408,6 +421,32 @@
           "default": null,
           "description": "額外元資料",
           "title": "Metadata"
+        },
+        "incident_id": {
+          "anyOf": [
+            {
+              "type": "string"
+            },
+            {
+              "type": "null"
+            }
+          ],
+          "default": null,
+          "description": "關聯的 Incident ID",
+          "title": "Incident Id"
+        },
+        "matched_playbook_id": {
+          "anyOf": [
+            {
+              "type": "string"
+            },
+            {
+              "type": "null"
+            }
+          ],
+          "default": null,
+          "description": "命中的 Playbook ID，供學習服務 EWMA 更新",
+          "title": "Matched Playbook Id"
         }
       },
       "required": [
@@ -1226,6 +1265,114 @@
           "description": "是否已向量化到 Vector DB (Semantic Memory)",
           "title": "Vectorized",
           "type": "boolean"
+        },
+        "notification_type": {
+          "anyOf": [
+            {
+              "type": "string"
+            },
+            {
+              "type": "null"
+            }
+          ],
+          "default": null,
+          "description": "通知類型 TYPE-1/2/3/4/4D",
+          "title": "Notification Type"
+        },
+        "alert_category": {
+          "anyOf": [
+            {
+              "type": "string"
+            },
+            {
+              "type": "null"
+            }
+          ],
+          "default": null,
+          "description": "告警類別 k8s_workload/database/host_resource/...",
+          "title": "Alert Category"
+        },
+        "context_bundle": {
+          "anyOf": [
+            {
+              "additionalProperties": true,
+              "type": "object"
+            },
+            {
+              "type": "null"
+            }
+          ],
+          "default": null,
+          "description": "MCP 情報收集快照（執行前）",
+          "title": "Context Bundle"
+        },
+        "metrics_before": {
+          "anyOf": [
+            {
+              "additionalProperties": true,
+              "type": "object"
+            },
+            {
+              "type": "null"
+            }
+          ],
+          "default": null,
+          "description": "指標快照（執行前，Prometheus MCP）",
+          "title": "Metrics Before"
+        },
+        "metrics_after": {
+          "anyOf": [
+            {
+              "additionalProperties": true,
+              "type": "object"
+            },
+            {
+              "type": "null"
+            }
+          ],
+          "default": null,
+          "description": "指標快照（執行後，Prometheus MCP）",
+          "title": "Metrics After"
+        },
+        "verification_result": {
+          "anyOf": [
+            {
+              "additionalProperties": true,
+              "type": "object"
+            },
+            {
+              "type": "null"
+            }
+          ],
+          "default": null,
+          "description": "執行驗證結果（K8s MCP watch_rollout）",
+          "title": "Verification Result"
+        },
+        "manual_fix_steps": {
+          "anyOf": [
+            {
+              "type": "string"
+            },
+            {
+              "type": "null"
+            }
+          ],
+          "default": null,
+          "description": "手動修復步驟（TYPE-4 使用者輸入）",
+          "title": "Manual Fix Steps"
+        },
+        "manual_fix_by": {
+          "anyOf": [
+            {
+              "type": "string"
+            },
+            {
+              "type": "null"
+            }
+          ],
+          "default": null,
+          "description": "手動修復執行者",
+          "title": "Manual Fix By"
         }
       },
       "required": [
@@ -1883,6 +2030,14 @@
           "description": "最後使用時間",
           "title": "Last Used At"
         },
+        "trust_score": {
+          "default": 0.3,
+          "description": "EWMA 動態信任度（Phase 3 新增）",
+          "maximum": 1.0,
+          "minimum": 0.0,
+          "title": "Trust Score",
+          "type": "number"
+        },
         "approved_by": {
           "anyOf": [
             {
diff --git a/packages/shared-types/src/api-types.ts b/packages/shared-types/src/api-types.ts
index 5c8150d9..1d40f74d 100644
--- a/packages/shared-types/src/api-types.ts
+++ b/packages/shared-types/src/api-types.ts
@@ -103,6 +103,14 @@ export type ExpiresAt = string | null;
 export type Metadata = {
   [k: string]: unknown;
 } | null;
+/**
+ * 關聯的 Incident ID
+ */
+export type IncidentId = string | null;
+/**
+ * 命中的 Playbook ID，供學習服務 EWMA 更新
+ */
+export type MatchedPlaybookId = string | null;
 export type Id1 = string;
 /**
  * 授權請求狀態機
@@ -143,10 +151,6 @@ export type HitCount = number;
  * 最後觸發時間
  */
 export type LastSeenAt = string;
-/**
- * 關聯的 Incident ID
- */
-export type IncidentId = string | null;
 /**
  * 執行動作描述
  */
@@ -174,6 +178,14 @@ export type ExpiresAt1 = string | null;
 export type Metadata1 = {
   [k: string]: unknown;
 } | null;
+/**
+ * 關聯的 Incident ID
+ */
+export type IncidentId1 = string | null;
+/**
+ * 命中的 Playbook ID，供學習服務 EWMA 更新
+ */
+export type MatchedPlaybookId1 = string | null;
 export type Id2 = string;
 export type Action2 = string;
 export type Description2 = string;
@@ -404,7 +416,7 @@ export type Fingerprint2 = string | null;
 /**
  * 事件唯一識別碼 (如 INC-20260322-A1B2C3)
  */
-export type IncidentId1 = string;
+export type IncidentId2 = string;
 /**
  * 事件狀態
  */
@@ -453,9 +465,49 @@ export type PersistedToPg = boolean;
  * 是否已向量化到 Vector DB (Semantic Memory)
  */
 export type Vectorized = boolean;
+/**
+ * 通知類型 TYPE-1/2/3/4/4D
+ */
+export type NotificationType = string | null;
+/**
+ * 告警類別 k8s_workload/database/host_resource/...
+ */
+export type AlertCategory = string | null;
+/**
+ * MCP 情報收集快照（執行前）
+ */
+export type ContextBundle = {
+  [k: string]: unknown;
+} | null;
+/**
+ * 指標快照（執行前，Prometheus MCP）
+ */
+export type MetricsBefore = {
+  [k: string]: unknown;
+} | null;
+/**
+ * 指標快照（執行後，Prometheus MCP）
+ */
+export type MetricsAfter = {
+  [k: string]: unknown;
+} | null;
+/**
+ * 執行驗證結果（K8s MCP watch_rollout）
+ */
+export type VerificationResult = {
+  [k: string]: unknown;
+} | null;
+/**
+ * 手動修復步驟（TYPE-4 使用者輸入）
+ */
+export type ManualFixSteps = string | null;
+/**
+ * 手動修復執行者
+ */
+export type ManualFixBy = string | null;
 export type Signals1 = Signal[];
 export type AffectedServices1 = string[];
-export type IncidentId2 = string;
+export type IncidentId3 = string;
 export type Signals2 = Signal[];
 export type AffectedServices2 = string[];
 export type ProposalIds1 = string[];
@@ -632,6 +684,10 @@ export type FailureCount = number;
  * 最後使用時間
  */
 export type LastUsedAt = string | null;
+/**
+ * EWMA 動態信任度（Phase 3 新增）
+ */
+export type TrustScore = number;
 /**
  * 核准者
  */
@@ -848,6 +904,8 @@ export interface ApprovalRequest {
   requested_by: RequestedBy;
   expires_at?: ExpiresAt;
   metadata?: Metadata;
+  incident_id?: IncidentId;
+  matched_playbook_id?: MatchedPlaybookId;
   id?: Id1;
   status?: ApprovalStatus1;
   required_signatures: RequiredSignatures;
@@ -859,7 +917,6 @@ export interface ApprovalRequest {
   fingerprint?: Fingerprint;
   hit_count?: HitCount;
   last_seen_at?: LastSeenAt;
-  incident_id?: IncidentId;
   [k: string]: unknown;
 }
 /**
@@ -877,6 +934,8 @@ export interface ApprovalRequestCreate {
   requested_by: RequestedBy1;
   expires_at?: ExpiresAt1;
   metadata?: Metadata1;
+  incident_id?: IncidentId1;
+  matched_playbook_id?: MatchedPlaybookId1;
   [k: string]: unknown;
 }
 /**
@@ -1111,7 +1170,7 @@ export interface Annotations {
  * via the `definition` "Incident".
  */
 export interface Incident {
-  incident_id?: IncidentId1;
+  incident_id?: IncidentId2;
   status?: IncidentStatus1;
   severity: Severity2;
   signals?: Signals;
@@ -1136,6 +1195,14 @@ export interface Incident {
   ttl_days?: TtlDays;
   persisted_to_pg?: PersistedToPg;
   vectorized?: Vectorized;
+  notification_type?: NotificationType;
+  alert_category?: AlertCategory;
+  context_bundle?: ContextBundle;
+  metrics_before?: MetricsBefore;
+  metrics_after?: MetricsAfter;
+  verification_result?: VerificationResult;
+  manual_fix_steps?: ManualFixSteps;
+  manual_fix_by?: ManualFixBy;
   [k: string]: unknown;
 }
 /**
@@ -1157,7 +1224,7 @@ export interface IncidentCreate {
  * via the `definition` "IncidentResponse".
  */
 export interface IncidentResponse {
-  incident_id: IncidentId2;
+  incident_id: IncidentId3;
   status: IncidentStatus;
   severity: Severity;
   signals: Signals2;
@@ -1357,6 +1424,7 @@ export interface Playbook {
   success_count?: SuccessCount;
   failure_count?: FailureCount;
   last_used_at?: LastUsedAt;
+  trust_score?: TrustScore;
   approved_by?: ApprovedBy;
   approved_at?: ApprovedAt;
   tags?: Tags;