api: emit canonical heading path on treewalk citations (HAL-70)#40

hallelx2 wants to merge 2 commits into

halleluyaholudele/hal-109-ingest-unify-the-parsed-section-tree-and-the-llm-toc-treehallelx2/vectorless-engine:halleluyaholudele/hal-109-ingest-unify-the-parsed-section-tree-and-the-llm-toc-treefrom

halleluyaholudele/hal-70-engine-fix-citation-path-correctness-in-retrievalhallelx2/vectorless-engine:halleluyaholudele/hal-70-engine-fix-citation-path-correctness-in-retrievalCopy head branch name to clipboard