bundle svg

src/utils/overlay_assets.py

@@ -87,11 +87,16 @@ def ensure_svg_raster(image_path: str, scale: float) -> RasterizationResult:
 
     try:
         import cairosvg  # type: ignore
-    except ImportError as import_error:
-        raise SVGConversionError(
-            "SVG overlay support requires the 'cairosvg' package. "
-            "Install it via pip (pip install cairosvg) inside Blender's Python environment."
-        ) from import_error
+    except ImportError:
+        try:
+            from .system import install_cairosvg_from_bundle
+            install_cairosvg_from_bundle()
+            import cairosvg  # type: ignore  # noqa: F401
+        except Exception as install_error:
+            raise SVGConversionError(
+                "SVG overlay support requires CairoSVG, but the bundled installation failed. "
+                "Please reinstall the addon or install CairoSVG manually inside Blender's Python environment."
+            ) from install_error
 
     # Guard against invalid scales (NaN, infinity, zero, negative)
     if not isinstance(scale, (int, float)) or not math.isfinite(scale):