cleanup build

platformio.ini

@@ -15,10 +15,8 @@ core_build_flags =
   -D NDEBUG
   -D ARDUINO_ARCH_ESP32=1
   -D ESP32=1
-  ; -std=c++17 -std=gnu++17
 
 core_unbuild_flags =  
-  ; -std=gnu++11                  
 
 build_flags =
   ${common.core_build_flags}
@@ -30,9 +28,6 @@ build_flags =
 unbuild_flags =
   ${common.core_unbuild_flags}
 
-; these are set in your pio_local.ini
-debug_flags =
-
 [env]
 framework = arduino
 monitor_speed = 115200
@@ -47,6 +42,7 @@ check_flags =
   clangtidy: --checks=-*,clang-analyzer-*,performance-*
 
 ; build for GitHub Actions CI
+; the Web interface is built seperately
 [env:ci]
 extra_scripts = scripts/rename_fw.py
 board = esp32dev
@@ -62,5 +58,5 @@ extra_scripts =
 board = esp32dev
 platform = espressif32
 board_build.partitions = esp32_partition_app1984k_spiffs64k.csv
-build_flags = ${common.build_flags} ${common.debug_flags}
+build_flags = ${common.build_flags}
 build_unflags = ${common.unbuild_flags}