turned digpkg into a pypi package

dig/util.py

@@ -0,0 +1,16 @@
+import os, sys
+
+from rich import print
+
+
+def check_ground_libs_path():
+    # ensure the GROUND_LIBS var is set
+    if not os.getenv("GROUND_LIBS"):
+        print("[d]digpkg: the [i]GROUND_LIBS[/] environment variable is not set, defaulting to /usr/lib/ground/")
+        os.environ["GROUND_LIBS"] = "/usr/lib/ground/"
+        
+def check_sudo():
+    # check if we are sudo
+    if os.getuid() != 0:
+        print("[b red]digpkg: that command requires sudo to run[/]")
+        sys.exit(1)