add support for quick build/install with GiteaPC

.gitignore

@@ -7,3 +7,7 @@
 # Testing build system
 /testing/libimg
 /testing/transform.bin
+
+# Custom GiteaPC configurations
+giteapc-config-*.make
+giteapc-config.make

README.md

@@ -26,7 +26,15 @@ There is no function to convert between `bopti_image_t` and `img_t`. Both types
 * If the image needs to be read or transformed, use libimg. Set the fxconv parameters of the resource to `type:libimg-image` and declare it as `extern img_t myimage`.
 * Otherwise, bopti should be used for maximum performance. Set the fxconv parameters to `type:bopti_image` and declare it as `extern bopti_image_t myimage`.
 
-## Compiling libimg
+## Installing libimg with GiteaPC
+
+libimg can be installed with [GiteaPC](https://gitea.planet-casio.com/Lephenixnoir/GiteaPC), a tool designed to automate library maintenance in the fxSDK.
+
+```
+% giteapc install Lephenixnoir/libimg
+```
+
+## Compiling and installing libimg manually
 
 Building libimg for the calculator requires a SuperH compiler. If you have `sh-elf-gcc`, then you're ready to go. libimg will be compiled for both fx-9860G (Graph 35+E-like) and fx-CG 50 (Graph 90+E), and it will install itself in the proper compiler-managed directory.
 

giteapc.make

@@ -0,0 +1,17 @@
+# giteapc: version=1 depends=Lephenixnoir/gint
+
+-include giteapc-config.make
+
+configure:
+	@ true
+
+build:
+	@ make
+
+install:
+	@ make install
+
+uninstall:
+	@ make uninstall
+
+.PHONY: configure build install uninstall