use esptool as default for uploader

Jason2866 · web-flow · commit 02e37909d533 · 2025-08-17T16:26:00.000+02:00
to avoid issues when env debug setups are not completely correct done.
diff --git a/builder/main.py b/builder/main.py
@@ -677,7 +677,7 @@ def firmware_metrics(target, source, env):
 )
 
 # Target: Upload firmware or FS image
-upload_protocol = env.subst("$UPLOAD_PROTOCOL")
+upload_protocol = env.subst("$UPLOAD_PROTOCOL") or "esptool"
 debug_tools = board.get("debug.tools", {})
 upload_actions = []
 

Original file line number	Diff line number	Diff line change
`@@ -677,7 +677,7 @@ def firmware_metrics(target, source, env):`
`677`	`677`	`)`
`678`	`678`
`679`	`679`	`# Target: Upload firmware or FS image`
`680`		`-upload_protocol = env.subst("$UPLOAD_PROTOCOL")`
	`680`	`+upload_protocol = env.subst("$UPLOAD_PROTOCOL") or "esptool"`
`681`	`681`	`debug_tools = board.get("debug.tools", {})`
`682`	`682`	`upload_actions = []`
`683`	`683`