feat: Go context-engineering proxy/library (tree-sitter, TOON, Starlark extractor, config, metrics, real integrations)#1

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OsherElhadad merged 23 commits into

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feat/deepen-with-libraries

Jun 24, 2026

Commits on Jun 24, 2026

feat: Go context-engineering core (cache/reduce/extract/proxy)

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feat(tokens): use tiktoken-go o200k_base instead of chars/4 estimate

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feat(treesitter): CGO tree-sitter wrapper (LangForExt + Parse, fail-open)

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feat(reduce): tree-sitter symbol extraction (catches methods, ignores comments)

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feat(reduce): tree-sitter code skeletonization (keep signatures, drop bodies)

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feat(reduce): add TOON to the format re-encoder candidates (pinned toon-go @7ca0e27c4e8c)

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feat(extract): Starlark code-writing extractor over full output (sandboxed, containment-verified)

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fix(extract): goal-aware extraction cache key; full-body strategies avoid truncation

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feat(cheapmodel): OpenAI client + first-text-block selection; --extract-provider flag

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fix: rune-safe truncation, precompiled pathReferenced regex, proxy body cap + timeout

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build: enable CGO for tree-sitter (CI + distroless/base + Makefile)

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fix(proxy): wire MaxBodyBytes + UpstreamTimeout flags into the binary

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feat(cheapmodel): support bearer auth for gateway endpoints

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chore: phase-2 plan + ledger

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feat(config): YAML config file with named component selection

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feat(observability): aggregate + expose token/cost/latency stats via /stats

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feat(bench): real-fixture measurement harness + offline results

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feat(bench): real haiku extractor measurement mode + results

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docs(claude-code): real integration run + repro script (/stats, do-no-harm result)

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docs(swe-bench): validated eval-containers wiring + honest runbook

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docs: README + RUNNING + consolidated RESULTS

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fix(observability): /stats reduction_ratio = saved/before (not after/before)

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docs: real Bob + Claude Code integration runs (savings + correctness)

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feat: Go context-engineering proxy/library (tree-sitter, TOON, Starlark extractor, config, metrics, real integrations)#1

feat: Go context-engineering proxy/library (tree-sitter, TOON, Starlark extractor, config, metrics, real integrations)#1
OsherElhadad merged 23 commits into
mainfrom
feat/deepen-with-libraries

Commits on Jun 24, 2026

feat: Go context-engineering core (cache/reduce/extract/proxy)

feat(tokens): use tiktoken-go o200k_base instead of chars/4 estimate

feat(treesitter): CGO tree-sitter wrapper (LangForExt + Parse, fail-open)

feat(reduce): tree-sitter symbol extraction (catches methods, ignores comments)

feat(reduce): tree-sitter code skeletonization (keep signatures, drop bodies)

feat(reduce): add TOON to the format re-encoder candidates (pinned toon-go @7ca0e27c4e8c)

feat(extract): Starlark code-writing extractor over full output (sandboxed, containment-verified)

fix(extract): goal-aware extraction cache key; full-body strategies avoid truncation

feat(cheapmodel): OpenAI client + first-text-block selection; --extract-provider flag

fix: rune-safe truncation, precompiled pathReferenced regex, proxy body cap + timeout

build: enable CGO for tree-sitter (CI + distroless/base + Makefile)

fix(proxy): wire MaxBodyBytes + UpstreamTimeout flags into the binary

feat(cheapmodel): support bearer auth for gateway endpoints

chore: phase-2 plan + ledger

feat(config): YAML config file with named component selection

feat(observability): aggregate + expose token/cost/latency stats via /stats

feat(bench): real-fixture measurement harness + offline results

feat(bench): real haiku extractor measurement mode + results

docs(claude-code): real integration run + repro script (/stats, do-no-harm result)

docs(swe-bench): validated eval-containers wiring + honest runbook

docs: README + RUNNING + consolidated RESULTS

fix(observability): /stats reduction_ratio = saved/before (not after/before)

docs: real Bob + Claude Code integration runs (savings + correctness)