Added environment variables, supporting Dev / Staging / Prod switching, referenced via {{name}} in rules and scripts, with read/write support in scripts and automatic persistence;
Request rewrite rules now support regex matching, with a live regex toggle and instant match-highlight refresh in the editor;
Added chunked decoding for SSE event streams, with enhanced protocol filtering;
Desktop: detect new versions and download/install in one click;
Improved certificate handling: more accurate CA matching and SSL validation;
Enhanced export: export menu now supports request, response, request+response, and HAR formats; search state is preserved when switching list tabs;
Added a crash handler; auto-centers windows when position is off-screen;
Fixed: script preserves original request bytes when unchanged (protects signatures); improved iOS IP-layer proxy stability.
