Add tools and tests for AnyImage model management and documentation

- Implement sync_models.py for preparing and uploading ONNX artifacts.
- Create build_node.py for building and validating Blender scripts.
- Add docs.py for building and previewing documentation with Mike or MkDocs.
- Introduce model_exports.py for exporting PyTorch models to ONNX format.
- Develop pack.py for packaging the project with dependencies for different platforms.
- Add test_sync_models.py to validate sync_models functionality.
- Add test_tool_commands.py to ensure repository tools have correct command scripts.
- Initialize tools package with __init__.py.

pyproject.toml

@@ -7,23 +7,33 @@ requires-python = ">=3.11,<3.12"
 license = "GPL-3.0-or-later"
 dependencies = ["blendjob==0.1.14"]
 
+[project.scripts]
+pack = "tools.pack:main"
+build_node = "tools.build_node:main"
+sync_models = "tools.sync_models:main"
+docs = "tools.docs:main"
+
+[build-system]
+requires = ["setuptools>=77"]
+build-backend = "setuptools.build_meta"
+
 [dependency-groups]
 dev = [
     "av==17.0.0",
     "bpy==4.5.3",
     "huggingface-hub==1.4.1",
+    "mike>=2.1.3,<3",
+    "mkdocs>=1.6.1,<2",
+    "mkdocs-click==0.9.0",
+    "mkdocs-material>=9.6.16,<10",
     "numpy>=1.26,<2.0",
+    "onnx==1.19.0",
     "onnxruntime==1.24.4",
     "pillow==12.1.1",
     "pip>=25,<27",
     "pytest",
+    "torch==2.13.0",
     "trimesh==4.11.2",
 ]
-docs = [
-    "mike>=2.1.3,<3",
-    "mkdocs>=1.6.1,<2",
-    "mkdocs-material>=9.6.16,<10",
-]
-
-[tool.uv]
-package = false
+[tool.setuptools]
+packages = ["tools"]