feat: add build and upload scripts for Forgejo PyPI, update version management

upload_wheel_to_forgejo_pypi.bat

@@ -0,0 +1,103 @@
+@echo off
+REM Upload wheel to Forgejo PyPI for Agravity Client
+REM
+REM Prerequisites:
+REM   1. Create .pypirc file in project root
+REM   2. Copy from .pypirc.example and add your credentials
+REM
+REM Usage:
+REM   upload_wheel_to_forgejo_pypi.bat [--build]
+REM   Options: --build  Force rebuild before upload
+
+setlocal enabledelayedexpansion
+
+set PYPIRC_SRC=%CD%\.pypirc
+set PYPIRC_DEST=%USERPROFILE%\.pypirc
+
+echo.
+echo ========================================================================
+echo Agravity Client - Upload to Forgejo PyPI
+echo ========================================================================
+echo.
+
+REM Check for .pypirc
+if not exist ".pypirc" (
+    echo [!] .pypirc not found in project root!
+    echo.
+    echo Setup instructions:
+    echo   1. cp .pypirc.example .pypirc
+    echo   2. Edit .pypirc with your Forgejo credentials
+    echo   3. Run this script again
+    echo.
+    pause
+    exit /b 1
+)
+
+REM Copy .pypirc to user profile
+echo Configuring credentials...
+copy /Y "%PYPIRC_SRC%" "%PYPIRC_DEST%" > nul
+
+REM Activate virtual environment (if exists)
+if exist .venv\Scripts\activate.bat (
+    call .venv\Scripts\activate.bat
+)
+
+REM Install twine if needed
+python -m pip list | find /I "twine" > nul
+if errorlevel 1 (
+    echo Installing twine...
+    python -m pip install -q twine
+)
+
+cd /d "%~dp0"
+
+REM Check for --build flag
+if "%~1"=="--build" (
+    echo Building wheel (forced)...
+    rmdir /s /q dist > nul 2>&1
+    python build_wheel.py
+    if errorlevel 1 (
+        del "%PYPIRC_DEST%"
+        if exist .venv\Scripts\deactivate.bat call .venv\Scripts\deactivate.bat
+        exit /b 1
+    )
+) else (
+    REM Build wheel if not present
+    if not exist dist\*.whl (
+        echo Building wheel...
+        python build_wheel.py
+        if errorlevel 1 (
+            del "%PYPIRC_DEST%"
+            if exist .venv\Scripts\deactivate.bat call .venv\Scripts\deactivate.bat
+            exit /b 1
+        )
+    )
+)
+
+REM Upload to Forgejo PyPI
+echo.
+echo ========================================================================
+echo Uploading to Forgejo PyPI...
+echo ========================================================================
+echo.
+
+twine upload -r forgejo dist\*.whl
+set UPLOAD_RESULT=%errorlevel%
+
+REM Cleanup
+del "%PYPIRC_DEST%"
+if exist .venv\Scripts\deactivate.bat call .venv\Scripts\deactivate.bat
+
+echo.
+echo ========================================================================
+if %UPLOAD_RESULT% equ 0 (
+    echo Upload successful!
+) else (
+    echo Upload failed
+)
+echo ========================================================================
+echo.
+
+endlocal
+pause
+exit /b %UPLOAD_RESULT%