feat(core): add responseCode to the ResponseException to ease the debugging in case of error (#217)

Author: guizmaii

kotlin-sdk/kotlin/src/main/kotlin/io/logto/sdk/core/exception/ResponseException.kt

@@ -4,6 +4,7 @@ class ResponseException(
     type: Type,
     cause: Throwable? = null,
 ) : RuntimeException(type.name, cause) {
+    var responseCode: Int? = null
     var responseMessage: String? = null
     var responseContent: String? = null
 

kotlin-sdk/kotlin/src/main/kotlin/io/logto/sdk/core/http/HttpRequest.kt

@@ -36,6 +36,7 @@ fun makeRequest(
             if (!response.isSuccessful) {
                 completion.onComplete(
                     ResponseException(ResponseException.Type.REQUEST_FAILED).apply {
+                        responseCode = response.code
                         responseMessage = response.message
                         responseContent = response.body?.string()
                     },
@@ -70,6 +71,7 @@ fun makeRequest(
                 completion.onComplete(null)
             } ?: completion.onComplete(
                 ResponseException(ResponseException.Type.REQUEST_FAILED).apply {
+                    responseCode = response.code
                     responseMessage = response.message
                     responseContent = response.body?.string()
                 },