Bootstrap copied BFF and local accounts with public Sendico contracts (#34)

backend/contracts/sendico/api/payment_methods/response/payment_method.yaml

@@ -0,0 +1,18 @@
+components:
+  schemas:
+    Payment MethodsAuthData:
+      description: Authenticated response payload containing payment methods.
+      type: object
+      additionalProperties: false
+      required:
+        - accessToken
+        - payment_methods
+      properties:
+        accessToken:
+          description: Refreshed access token to be used in subsequent API calls.
+          $ref: ../../../models/auth/token_data.yaml#/components/schemas/TokenData
+        payment_methods:
+          description: Collection of payment methods available to the authenticated account.
+          type: array
+          items:
+            $ref: ../../../models/payment_method/payment_method.yaml#/components/schemas/PaymentMethod