feat(image): add progressive JPEG generation support

- Add convertPDFToJpegBytes method for progressive JPEG images
- Integrate @push.rocks/smartjimp for true progressive encoding
- Update readme with comprehensive documentation
- Update legal section to Task Venture Capital GmbH

ts/smartpdf.plugins.ts

@@ -13,6 +13,7 @@ import * as smartpath from '@push.rocks/smartpath';
 import * as smartpuppeteer from '@push.rocks/smartpuppeteer';
 import * as smartnetwork from '@push.rocks/smartnetwork';
 import * as smartunique from '@push.rocks/smartunique';
+import * as smartjimp from '@push.rocks/smartjimp';
 
 export {
   smartbuffer,
@@ -23,6 +24,7 @@ export {
   smartpuppeteer,
   smartunique,
   smartnetwork,
+  smartjimp,
 };
 
 // tsclass scope