Update version to 0.5.2 and enhance installation instructions in README

pyproject.toml

@@ -4,23 +4,26 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "kapitanbooru-uploader"
-version = "0.5.1"
+version = "0.5.2"
 description = "A GUI application for uploading images to KapitanBooru"
-authors = [
-    {name = "Michał Leśniak", email = "kapitan@mlesniak.pl"}
-]
+authors = [{ name = "Michał Leśniak", email = "kapitan@mlesniak.pl" }]
 dependencies = [
     "networkx==3.4.2",
     "Pillow==11.1.0",
     "pywin32==309",
     "requests==2.32.3",
-    "wdtagger[cuda12-nightly]==0.14.0",
+    "wdtagger==0.14.0",
     "bs4==0.0.2",
-    "tomli==2.2.1"
+    "tomli==2.2.1",
 ]
 requires-python = ">=3.13"
 readme = "README.md"
-license = {file = "LICENSE"}
+license = { file = "LICENSE" }
+
+[project.optional-dependencies]
+cuda12-nightly = [
+    "wdtagger[cuda12-nightly]==0.14.0",
+] # Pulls from private PyPI (auto-configured via env)
 
 [project.scripts]
 kapitanbooru-uploader = "kapitanbooru_uploader.__main__:main"
@@ -30,4 +33,4 @@ packages = ["kapitanbooru_uploader"]
 include-package-data = true
 
 [tool.setuptools.package-data]
-"kapitanbooru_uploader" = ["locales/*/LC_MESSAGES/*.mo"]
+"kapitanbooru_uploader" = ["locales/*/LC_MESSAGES/*.mo"]