feat(acceptance): 建立同构验收与弹性容量体系

实现本地三节点 K3s 同构环境、脱敏生产快照、Gemini 图片和多参考图视频协议模拟、统一验收报告及故障注入。\n\n新增 Worker 容量控制器、资源与连接预算、任务恢复保护，并将生产验收拆分为 validation 执行和人工 CAS 放量。\n\n验证包括 Go 全量测试、PostgreSQL HTTP 集成测试、go vet、OpenAPI、ShellCheck、前端检查、迁移及发布脚本测试。

apps/api/docs/swagger.yaml

@@ -2512,6 +2512,64 @@ definitions:
       updatedAt:
         type: string
     type: object
+  store.CapacityProfile:
+    properties:
+      acceptanceRunId:
+        type: string
+      admittedThroughputPerSecond:
+        type: number
+      capacityProfile:
+        type: string
+      configHash:
+        type: string
+      createdAt:
+        type: string
+      enabled:
+        type: boolean
+      kind:
+        type: string
+      maxPredictedWaitSeconds:
+        type: integer
+      maxQueued:
+        type: integer
+      maxRunning:
+        type: integer
+      metadata:
+        additionalProperties: {}
+        type: object
+      model:
+        type: string
+      profileKey:
+        type: string
+      releaseSha:
+        type: string
+      stableThroughputPerSecond:
+        type: number
+      updatedAt:
+        type: string
+    type: object
+  store.CapacityProfileInput:
+    properties:
+      admittedThroughputPerSecond:
+        type: number
+      kind:
+        type: string
+      maxPredictedWaitSeconds:
+        type: integer
+      maxQueued:
+        type: integer
+      maxRunning:
+        type: integer
+      metadata:
+        additionalProperties: {}
+        type: object
+      model:
+        type: string
+      profileKey:
+        type: string
+      stableThroughputPerSecond:
+        type: number
+    type: object
   store.CatalogProvider:
     properties:
       capabilitySchema:
@@ -3059,6 +3117,8 @@ definitions:
     properties:
       apiImageDigest:
         type: string
+      configHash:
+        type: string
       mode:
         type: string
       releaseSha:
@@ -3320,6 +3380,19 @@ definitions:
       waitingSyncTasks:
         type: integer
     type: object
+  store.PauseGatewayTrafficInput:
+    properties:
+      apiImageDigest:
+        type: string
+      reason:
+        type: string
+      releaseSha:
+        type: string
+      revision:
+        type: integer
+      workerImageDigest:
+        type: string
+    type: object
   store.Platform:
     properties:
       authType:
@@ -3748,6 +3821,12 @@ definitions:
     properties:
       apiImageDigest:
         type: string
+      capacityProfiles:
+        items:
+          $ref: '#/definitions/store.CapacityProfileInput'
+        type: array
+      configHash:
+        type: string
       releaseSha:
         type: string
       revision:
@@ -3915,6 +3994,15 @@ definitions:
       status:
         type: string
     type: object
+  store.StageAcceptanceCapacityProfilesInput:
+    properties:
+      capacityProfiles:
+        items:
+          $ref: '#/definitions/store.CapacityProfileInput'
+        type: array
+      configHash:
+        type: string
+    type: object
   store.TaskAttempt:
     properties:
       attemptNo:
@@ -5758,6 +5846,22 @@ paths:
       summary: 更新 Runner 策略
       tags:
       - runtime
+  /api/admin/system/acceptance/capacity-profiles:
+    get:
+      produces:
+      - application/json
+      responses:
+        "200":
+          description: OK
+          schema:
+            items:
+              $ref: '#/definitions/store.CapacityProfile'
+            type: array
+      security:
+      - BearerAuth: []
+      summary: 获取经生产同构验收认证的容量配置
+      tags:
+      - acceptance
   /api/admin/system/acceptance/runs:
     post:
       consumes:
@@ -5849,6 +5953,34 @@ paths:
       summary: 切换到 validation 并激活 Run
       tags:
       - acceptance
+  /api/admin/system/acceptance/runs/{runID}/capacity-profiles:
+    post:
+      consumes:
+      - application/json
+      parameters:
+      - description: 验收 Run ID
+        in: path
+        name: runID
+        required: true
+        type: string
+      - description: 待验证容量配置
+        in: body
+        name: body
+        required: true
+        schema:
+          $ref: '#/definitions/store.StageAcceptanceCapacityProfilesInput'
+      produces:
+      - application/json
+      responses:
+        "200":
+          description: OK
+          schema:
+            $ref: '#/definitions/store.AcceptanceRun'
+      security:
+      - BearerAuth: []
+      summary: 为当前 validation Run 暂存 80% 容量门禁
+      tags:
+      - acceptance
   /api/admin/system/acceptance/runs/{runID}/finish:
     post:
       consumes:
@@ -5939,6 +6071,29 @@ paths:
       summary: 获取 Gateway 流量模式
       tags:
       - acceptance
+  /api/admin/system/acceptance/traffic-mode/pause:
+    post:
+      consumes:
+      - application/json
+      parameters:
+      - description: 当前线上 release 与 revision CAS
+        in: body
+        name: body
+        required: true
+        schema:
+          $ref: '#/definitions/store.PauseGatewayTrafficInput'
+      produces:
+      - application/json
+      responses:
+        "200":
+          description: OK
+          schema:
+            $ref: '#/definitions/store.GatewayTrafficMode'
+      security:
+      - BearerAuth: []
+      summary: 上线后硬门禁异常时通过 CAS 暂停正式新任务
+      tags:
+      - acceptance
   /api/admin/system/client-customization/settings:
     get:
       description: 返回客户端名称、英文名称、平台名和图标路径；数据库对象尚未创建时返回默认设置。