Reorganize directory structure

pipeline/includes/web_client/web_client.h

@@ -0,0 +1,19 @@
+#pragma once
+
+#include <string>
+
+class IWebClient {
+public:
+  virtual ~IWebClient() = default;
+
+  // Downloads content from a URL to a file. Throws on error.
+  virtual void DownloadToFile(const std::string &url,
+                              const std::string &filePath) = 0;
+
+  // Performs a GET request and returns the response body as a string. Throws on
+  // error.
+  virtual std::string Get(const std::string &url) = 0;
+
+  // URL-encodes a string.
+  virtual std::string UrlEncode(const std::string &value) = 0;
+};