refactor: update packaging logic to remove local wheel path and improve dependency specifications

tools/pack.py

@@ -70,8 +70,6 @@ def download_wheels(platform, destination):
             numpy_requirement,
             "--dest",
             str(target_directory),
-            "--find-links",
-            str(SOURCE_DIR / "wheels"),
             "--only-binary=:all:",
             f"--python-version={python_version}",
             "--implementation=cp",
@@ -217,20 +215,22 @@ def build_all():
 
 def main(argv=None):
     parser = argparse.ArgumentParser(
-        description="Prepare local dependencies or pack Blender extensions"
+        description="Pack Blender extensions or prepare local dependencies"
     )
     parser.add_argument(
-        "--prepare",
+        "-l",
+        "--local",
         action="store_true",
         help="Update source wheels and Manifest for local testing",
     )
     parser.add_argument(
+        "-p",
         "--platform",
         choices=PLATFORMS,
-        help="Target platform; preparation defaults to this computer",
+        help="Build one platform; --local defaults to this computer",
     )
     args = parser.parse_args(argv)
-    if args.prepare:
+    if args.local:
         platform = args.platform or current_platform()
         wheels = prepare_local_dependencies(platform)
         print(