add comments

flash.py

@@ -44,17 +44,25 @@ def flash(dev):
     try:
         flash_cmd = ["/bin/dd", f"if={IMAGE}", f"of={dev}"]
         
+        print("flashing")
         subprocess.run(flash_cmd)
+        print("flashed")
         
         with tempfile.TemporaryDirectory() as tempdir:
             mount_cmd = ["mount",f"{dev}2", tempdir]
             umount_cmd = ["umount", tempdir]
 
+            print("mounting")
             subprocess.run(mount_cmd)
+            print(f"changing dir to {tempdir}")
             os.chdir(tempdir)
+            print("making ssh dir")
             os.mkdir("ssh")
+            print(f"changing dir to {PWD}")
             os.chdir(PWD)
+            print(f"copying wpa_supplicant to {tempdir}")
             copyfile("wpa_supplicant.conf", tempdir)
+            print("unmounting")
             subprocess.run(umount_cmd)
 
         return True