Add Slack customer registration notification functionality

services/nginx/app/openapi.yaml

@@ -11601,6 +11601,35 @@ paths:
               schema:
                 $ref: '#/components/schemas/ModuleConfigTestResponse'
 
+  /slack/config:
+    get:
+      tags: [Config]
+      summary: Get Slack config
+      operationId: getSlackConfig
+      responses:
+        '200':
+          description: Slack configuration retrieved successfully
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/SlackConfigListResponse'
+    post:
+      tags: [Config]
+      summary: Update Slack config
+      operationId: updateSlackConfig
+      requestBody:
+        required: false
+        content:
+          application/json:
+            schema: {}
+      responses:
+        '200':
+          description: Slack configuration updated successfully
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/ModuleConfigUpdateResponse'
+
   /backups/config:
     get:
       tags: [Config]
@@ -15115,6 +15144,17 @@ components:
             - type: integer
       required: [module, variable, type, value]
 
+    SlackConfigEntry:
+      type: object
+      properties:
+        module: { type: string, enum: [Slack] }
+        variable: { type: string, enum: [customer_registration_webhook_url] }
+        type: { type: string, enum: [string] }
+        value:
+          type: string
+          example: https://hooks.slack.com/services/...
+      required: [module, variable, type, value]
+
     BackupsConfigEntry:
       type: object
       properties:
@@ -15383,6 +15423,14 @@ components:
             data: { type: array, items: { $ref: '#/components/schemas/EmailConfigEntry' } }
           required: [data]
 
+    SlackConfigListResponse:
+      allOf:
+        - $ref: '#/components/schemas/ModuleConfigEnvelopeBase'
+        - type: object
+          properties:
+            data: { type: array, items: { $ref: '#/components/schemas/SlackConfigEntry' } }
+          required: [data]
+
     BackupsConfigListResponse:
       allOf:
         - $ref: '#/components/schemas/ModuleConfigEnvelopeBase'