Allow native matching representation budgets to be selected at runtime or launch while retaining the 96 MiB default and main shared-provenance accounting. Preserve actionable configuration recovery through the setting owner and verify complete CLI/MCP matches for 20k/50k synthetic inventories and real stripped LLVM 14/15 inventories. Fixes #6406. Based on #7112 by Kaoru0822; original authorship and co-author credit retained. Co-authored-by: Kaoru0822 <[email protected]> Co-authored-by: Claude Opus 5.5 <[email protected]>