Added Makefile to build a binary of fgg using the Nuitka Python compiler.

This needs required libraries installed using pip or the OS package manager. It fails executing the resulting binary if libraries are only installed in a virtual environment (venv).

Makefile

@@ -0,0 +1,16 @@
+all:
+	nuitka3 --follow-imports --output-dir=./out/ -o ./bin/fgg fgg
+
+clean:
+	rm -rf ./bin/fgg
+	rm -rf ./out
+
+flushcache:
+	rm -rf ./cache/*
+
+flushphotos:
+	rm -rf ./photo/*
+	rm -rf ./photos/*
+
+gallery:
+	./bin/fgg