install_and_run.bat to install svg-polish correctly in case of "new" standalone. Added requirements of packages in requirements-dev.txt and requirement.txt

install_and_run.bat

@@ -12,7 +12,7 @@ set "SELF_DIR=%~dp0"
 set "SCRIPT=%SELF_DIR%pptx_image_compress.py"
 
 rem ---- Python Embeddable config ----
-set "PY_EMBED_VERSION=3.14.5"
+set "PY_EMBED_VERSION=3.14.6"
 set "PY_EMBED_ZIP=python-%PY_EMBED_VERSION%-embed-amd64.zip"
 set "PY_EMBED_URL=https://www.python.org/ftp/python/%PY_EMBED_VERSION%/%PY_EMBED_ZIP%"
 set "PY_DIR=%SELF_DIR%python-embed"
@@ -110,6 +110,14 @@ if errorlevel 1 (
 )
 set "PY_CMD=%PY_EXE%"
 
+rem ---- Fix embedded Python isolation for the installation of pip ----
+set "PTH_FILE=%PY_DIR%\python314._pth"
+if exist "%PTH_FILE%" (
+    echo [INFO] Enabling site-packages in embedded Python...
+    powershell -Command ^
+     "(Get-Content '%PTH_FILE%') -replace '^#?\s*import site','import site' | Set-Content '%PTH_FILE%'"
+)
+
 :have_python
 if not defined PY_CMD (
     echo [ERROR] Konnte Python nicht ermitteln. Abbruch.
@@ -122,8 +130,17 @@ if not exist "%SCRIPT%" (
     exit /b 6
 )
 
-set "RUN_ARGS=%*"
+set "ALL_ARGS=%*"
-if "%~1"=="" set "RUN_ARGS=-h"
+set "RUN_ARGS=%ALL_ARGS%"
+set "DEBUG_MODE=0"
+
+if "%~1"=="--debug" (
+    set "DEBUG_MODE=1"
+    set "RUN_ARGS=!ALL_ARGS:~8!"
+    if "!RUN_ARGS:~0,1!"==" " set "RUN_ARGS=!RUN_ARGS:~1!"
+)
+
+if "!RUN_ARGS!"=="" set "RUN_ARGS=-h"
 
 echo [INFO] Pruefe und installiere Python-Abhaengigkeit: svg-polish ...
 set "PIP_OK=0"
@@ -165,14 +182,22 @@ if "%PIP_OK%"=="0" (
 
 if "%PIP_OK%"=="1" (
     if defined USE_PY_LAUNCHER (
-        "%PY_CMD%" -3 -m pip install --disable-pip-version-check --quiet svg-polish
+        "%PY_CMD%" -3 -m pip install --disable-pip-version-check --quiet --no-warn-script-location svg-polish 
     ) else (
-        "%PY_CMD%" -m pip install --disable-pip-version-check --quiet svg-polish
+        "%PY_CMD%" -m pip install --disable-pip-version-check --quiet --no-warn-script-location svg-polish
     )
     if errorlevel 1 (
         echo [WARN] 'svg-polish' konnte nicht installiert werden. SVG-Dateien werden nicht komprimiert.
     ) else (
         echo [OK] 'svg-polish' ist verfuegbar.
+        if %DEBUG_MODE%==1 (
+            echo [DEBUG] pip list:
+            if defined USE_PY_LAUNCHER (
+                "%PY_CMD%" -3 -m pip list
+            ) else (
+                "%PY_CMD%" -m pip list
+            )
+        )
     )
 ) else (
     echo [WARN] pip konnte nicht eingerichtet werden. SVG-Dateien werden nicht komprimiert.

requirements-dev.txt

@@ -0,0 +1,3 @@
+svg-polish==1.0.0
+pytest==9.0.3
+pytest-cov==7.1.0

requirements.txt

@@ -0,0 +1 @@
+svg-polish==1.0.0