meshtasticd debian: split libs for PPA

debian/control

@@ -3,8 +3,9 @@ Section: misc
 Priority: optional
 Maintainer: Austin Lane <[email protected]>
 Build-Depends: debhelper-compat (= 13),
-               python3-pip,
-               python3-venv,
+               platformio,
+               python3-protobuf,
+               python3-grpcio,
                git,
                g++,
                pkg-config,

debian/rules

@@ -4,14 +4,14 @@
 %:
 	dh $@
 
+PIO_ENV:=\
+	PLATFORMIO_CACHE_DIR=.pio/cache
+
 override_dh_auto_build:
-	# Terrible hack to use modern platformio to build the native version
-	# python3 -m venv venv
-	# . venv/bin/activate
-	pip install platformio --break-system-packages
-	platformio run -e native
-	# deactivate
-	# rm -rf venv
+	# Download libraries to `.pio/libdeps`
+	$(PIO_ENV) platformio pkg install -e native
+	# Build with platformio
+	$(PIO_ENV) platformio run -e native
 	# Move the binary and default config to the correct name
 	mv .pio/build/native/program .pio/build/native/meshtasticd
 	cp bin/config-dist.yaml bin/config.yaml