Starting work... - add http client - add package lock - set namespace to Microsoft.OneFuzz.Service - add static class to get environment variables (#1736)

Co-authored-by: stas <statis@microsoft.com>

src/ApiService/ApiService/Program.cs

@@ -3,17 +3,16 @@ using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.Hosting;
 using Microsoft.Azure.Functions.Worker.Configuration;
 
-namespace ApiService
-{
-    public class Program
-    {
-        public static void Main()
-        {
-            var host = new HostBuilder()
-                .ConfigureFunctionsWorkerDefaults()
-                .Build();
+namespace Microsoft.OneFuzz.Service;
 
-            host.Run();
-        }
+public class Program
+{
+    public static void Main()
+    {
+        var host = new HostBuilder()
+            .ConfigureFunctionsWorkerDefaults()
+            .Build();
+
+        host.Run();
     }
-}
+}