build: Add a conanfile to package artifacts (microsoft#8)

Issue-number: https://devtopia.esri.com/runtime/devops/issues/693

conanfile_rtc.py

@@ -0,0 +1,25 @@
+from conans import ConanFile
+
+
+class CpprestConan(ConanFile):
+    name = "cpprest"
+    version = "2.10.13"
+    url = "https://github.com/Esri/cpprestsdk/tree/runtimecore"
+    license = "https://github.com/Esri/cpprestsdk/blob/runtimecore/license.txt"
+    description = "The C++ REST SDK is a Microsoft project for cloud-based client-server communication in native code using a modern asynchronous C++ API design. This project aims to help C++ developers connect to and interact with services."
+
+    # RTC specific triple
+    settings = "platform_architecture_target"
+
+    def package(self):
+        base = self.source_folder + "/"
+        relative = "3rdparty/cpprestsdk/"
+
+        # headers
+        self.copy("*.h*", src=base + "Release/include/cpprest", dst=relative + "Release/include/cpprest")
+        self.copy("*.dat", src=base + "Release/include/cpprest", dst=relative + "Release/include/cpprest")
+        self.copy("*.h*", src=base + "Release/include/pplx", dst=relative + "Release/include/pplx")
+
+        # libraries
+        output = "output/" + str(self.settings.platform_architecture_target) + "/staticlib"
+        self.copy("*" + self.name + "*", src=base + "../../" + output, dst=output)