add recommended extension / support clangd (#24)

* remove telemetry
* no full git clone
* add intelhex as required
* no core packages
* add `rich_click` as pip dependencies
* remove advertisings
* add intelhex as required
* install scons and Pio home from github
* replace "get_core_package_dir" for piohome and pioremote
* Add esp-decoder to VSCode recommendations (#29)
* fix: gdb use actual cmd syntax
* manage VSC extension (#30)

platformio/debug/process/server.py

@@ -74,7 +74,7 @@ class DebugServerProcess(DebugBaseProcess):
             if server["cwd"]:
                 args.extend(["-s", server["cwd"]])
             args.extend(
-                ["-c", "gdb_port pipe; tcl_port disabled; telnet_port disabled"]
+                ["-c", "gdb port pipe; tcl port disabled; telnet port disabled"]
             )
             args.extend(server["arguments"])
             str_args = " ".join(