refactor: Rename package from wikijs-python-sdk to py-wikijs and migrate to GitHub

Complete package renaming and platform migration:

Package Name Changes:
- Rename package from 'wikijs-python-sdk' to 'py-wikijs'
- Update setup.py package name
- Update pyproject.toml package name
- Users can now install with: pip install py-wikijs

URL Migration (Gitea → GitHub):
- Replace all Gitea URLs with GitHub URLs
- Update repository: github.com/l3ocho/py-wikijs
- Update issue tracker: github.com/l3ocho/py-wikijs/issues
- Update documentation links
- Fix URL path format (/src/branch/main/ → /blob/main/)

Documentation Updates:
- Update README.md badges (PyPI, GitHub)
- Update installation instructions (pip install py-wikijs)
- Update all doc references to new package name
- Update all examples with GitHub URLs
- Update DEPLOYMENT_READY.md with new package name
- Update deployment.md with new package name

Testing:
- Successfully built py_wikijs-0.1.0.tar.gz (138 KB)
- Successfully built py_wikijs-0.1.0-py3-none-any.whl (66 KB)
- Package installs correctly: pip install py-wikijs
- Imports work: from wikijs import WikiJSClient
- Package metadata correct (Home-page: github.com/l3ocho/py-wikijs)

Breaking Changes:
- Package name changed from wikijs-python-sdk to py-wikijs
- Repository migrated from Gitea to GitHub
- All URLs updated to GitHub

Users should now:
pip install py-wikijs  # Instead of wikijs-python-sdk

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

examples/README.md

@@ -43,8 +43,8 @@ python examples/content_management.py
 1. **Set up your environment:**
    ```bash
    # Clone the repository
-   git clone https://github.com/yourusername/wikijs-python-sdk
-   cd wikijs-python-sdk
+   git clone https://github.com/yourusername/py-wikijs
+   cd py-wikijs
    
    # Install the SDK
    pip install -e .

examples/async_basic_usage.py

@@ -4,7 +4,7 @@ This example demonstrates how to use the AsyncWikiJSClient for
 high-performance concurrent operations with Wiki.js.
 
 Requirements:
-    pip install wikijs-python-sdk[async]
+    pip install py-wikijs[async]
 """
 
 import asyncio

examples/content_management.py

@@ -357,7 +357,7 @@ def main():
             
             project_page = PageCreate(
                 title="Wiki.js Python SDK - Project Documentation",
-                path="projects/wikijs-python-sdk",
+                path="projects/py-wikijs",
                 content=project_content,
                 tags=["project", "sdk", "python", "documentation"],
                 description="Project documentation for the Wiki.js Python SDK"

examples/users_async.py

@@ -1,4 +1,4 @@
-"""Async users management example for wikijs-python-sdk.
+"""Async users management example for py-wikijs.
 
 This example demonstrates:
 - Async user operations

examples/users_basic.py

@@ -1,4 +1,4 @@
-"""Basic users management example for wikijs-python-sdk.
+"""Basic users management example for py-wikijs.
 
 This example demonstrates:
 - Creating users