Makefile: add an "upload" target for uploading the .gcode to my printer

.gitignore

@@ -1,2 +1,3 @@
 __pycache__
 build/
+printer_password

Makefile

@@ -3,6 +3,12 @@ SHAREDIR=$(PREFIX)/share/models
 PRINT_NOZZLE_DIAM=0.2
 PRINT_FILA_DIAM=1.75
 
+# variables for `make upload`
+PRINTER_HOST=10.78.79.180
+PRINTER_USER=bblp
+PRINTER_PASS=$(shell cat ./printer_password)
+PRINTER_AUTH=${PRINTER_USER}:${PRINTER_PASS}
+
 # settings for Bambu p1p 3d printer, TPU
 # takeaways:
 # - bed-temp: 65C
@@ -91,13 +97,6 @@ build/web-viewer/index.html: doc.in/index.html build/web-viewer/vtk.js build/web
 	mkdir -p "$(@D)"
 	./main.py --render-phone --export-png $@
 
-readme: readme_files/pinephone_front_case_with_phone.png readme_files/pinephone_back_case_with_phone.png readme_files/pinephone_side_case_with_phone.png
-
-doc: readme build/web-viewer/index.html
-
-clean:
-	rm -rf build
-
 build/case.stl: main.py src/*.py
 	mkdir -p "$(@D)"
 	./main.py --export-stl $@
@@ -106,5 +105,15 @@ build/case.stl: main.py src/*.py
 	mkdir -p $(shell dirname $@)
 	slic3r $(SLIC3R_FLAGS) $< -o $@
 
-.PHONY: all install readme doc clean
+readme: readme_files/pinephone_front_case_with_phone.png readme_files/pinephone_back_case_with_phone.png readme_files/pinephone_side_case_with_phone.png
+
+doc: readme build/web-viewer/index.html
+
+clean:
+	rm -rf build
+
+upload: build/case.gcode
+	lftp -e "set ssl:verify-certificate false; put $<" -u ${PRINTER_AUTH} ftps://${PRINTER_HOST}
+
+.PHONY: all install readme doc clean upload