Fix error union compile errors

src/http/server.zig

@@ -27,7 +27,7 @@ pub const Context = struct {
 const HttpServer = struct {
     conn_server: http.ConnectionServer,
     pub fn listen(addr: std.net.Address) !HttpServer {
-        return .{
+        return HttpServer{
             .conn_server = try http.ConnectionServer.listen(addr),
         };
     }
@@ -42,7 +42,7 @@ const HttpServer = struct {
                 continue;
             };
 
-            return .{ .connection = conn, .request = req, .alloc = alloc };
+            return Context{ .connection = conn, .request = req, .alloc = alloc };
         }
     }