Fix uv packaging config

pyproject.toml

@@ -4,7 +4,7 @@ version = "0.1.0"
 description = "Interactive Color Range Analyzer (ICRS) for Tkinter"
 readme = "README.md"
 authors = [{ name = "ICRS contributors" }]
-license = { text = "MIT" }
+license = "MIT"
 requires-python = ">=3.10"
 dependencies = [
     "pillow>=10.0.0",
@@ -19,5 +19,5 @@ icrs = "app.app:start_app"
 [tool.uv]
 package = true
 
-[tool.uv.scripts]
-icrs = "python main.py"
+[tool.setuptools.packages.find]
+include = ["app"]