The programming circuit is finished. And guess what! It works.

The buttons is from the left: Reset and Flash.
When uploading your Arduino sketch follow this procedure

• Push and hold reset button
• Push and hold flash button
• Release the reset button
• Release the flash button
• The ESP modul is now in flash mode
• Push the “upload” button in the Arduino IDE
• First the sketch is compiled and afterwards it will start uploading.
• Then push the reset button momentarily to (re)start your program.