added image in qr-code or next to name - improvements

examples/photo-example.tex

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+% Example 1: Photo next to name (default)
+\documentclass[qreclevel=Q]{businesscard-qrcode}
+
+% Demonstrates optional photo placement:
+% - Default: photo appears next to name (auto-scaled to name height)
+% - Alternative: use photoinqr option to place photo in QR code center (requires qreclevel=H)
+
+\photo{photo.png}
+
+% Try alternative placement by uncommenting these lines and commenting out the \documentclass above:
+% \documentclass[photoinqr,qreclevel=H,qrwidth=0.38,textwidth=0.57]{businesscard-qrcode}
+
+\givennames{Alex}
+\familynames{Muster}
+\additionalnames{Example\ Company\ AG}
+\type{work}
+\phone{+41 44 123 45 67}
+\email{alex.muster@example.com}
+\homepage{example.com}
+\github{example}
+\gitea{git.example.org/example}
+\city{Zürich}
+\country{Switzerland}
+
+\begin{document}
+    \drawcard
+\end{document}

examples/photo-in-qr-example.tex

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+% !TeX program = xelatex
+\documentclass[photoinqr,qrlogoscale=40,qreclevel=H]{businesscard-qrcode}
+
+\type{home}
+\givennames{Lisa\ Linda}
+\familynames{Doe}
+\additionalnames{Example\ Company}
+\street{Main\ Street\ 123}
+\city{New\ York}
+\zip{10001}
+\country{USA}
+\phone{+1 234 567 8900}
+\email{ldoe@example.com}
+\homepage{example.com}
+\photo{photo.png}
+
+\begin{document}
+	\drawcard
+\end{document}