Claster algoritm v1

Restrict rectangle merging to transverse direction

Count unique rectangle types in variants

Allow one percent reinforcement undercoverage

Resolve mixed colors and fill micro gaps

Fix variant chart interaction and mobile layout

Add calculated variant tradeoff selection

до генератора прямоугольников

Build normalized spot geometry and initial rectangle cover

Reconstruct normalized isofield cells

Add configurable color scale layer

Implement slab domain and COLORSCALE validation

Add per-job DXF layer parameters

docs: add architecture and database diagrams

feat: accept one DXF with explicit source context

feat: export deterministic test rectangles to DXF

docs: define four annotated DXF result artifacts

fix: resolve backend dynamically in frontend proxy

fix: isolate frontend credentials from backend

docs: record frontend production endpoint

feat: add secure internal web frontend