add images

api/main.proto

@@ -3,6 +3,7 @@ syntax = "proto3";
 package crabs.crm;
 
 import "google/api/annotations.proto";
+import "google/api/httpbody.proto";
 import "protoc-gen-openapiv2/options/annotations.proto";
 
 option go_package = "pkg/proto";
@@ -42,6 +43,11 @@ service CRM {
       body: "items"
     };
   }
+  rpc GetImage(GetImageReq) returns (google.api.HttpBody) {
+    option (google.api.http) = {
+      get: "/images/{name}"
+    };
+  }
 }
 
 message GetCatalogReq {}
@@ -153,3 +159,7 @@ message CardReq {
 message CardRsp {
   repeated CardItem items = 1;
 }
+
+message GetImageReq {
+  string name = 1;
+}