feat(specs): SDK spec support matrix (genspecs pipeline + first judged dataset)

.gitignore

@@ -2,5 +2,8 @@
 tool/test.sqlite3
 metadata.sqlite3.new
 tool/ingest
+tool/cmd/genspecs/genspecs
+tool/specs/.judge-cache/
 products/features.html
 _site/
+tool/genspecs

Makefile

@@ -21,5 +21,53 @@ html: #! Generate SDK features HTML comparison pages (both views)
 	cd tool && go run ./cmd/genhtml --view=by-feature --output ../_site/by-feature.html --data ../products
 	cp _site/by-sdk.html _site/index.html
 
+# Spec-support pipeline (genspecs). See scripts/generate-spec-support.sh.
+#
+# These use the same `cd tool && go run ./cmd/X --... ../products/...` pattern
+# as the existing `html` target. `go run` inherits cwd from the shell, so we
+# pass repo-root-relative paths with a `..` prefix.
+
+.PHONY: spec-sync-repos
+spec-sync-repos: #! Clone any missing SDK repo (plus sdk-specs and sdk-test-harness) and fast-forward existing ones
+	cd tool && go run ./cmd/genspecs sync-repos --repos-json ../products/repos.json
+
+.PHONY: spec-catalog
+spec-catalog: #! Generate products/specs.json from the local sdk-specs checkout
+	cd tool && go run ./cmd/genspecs catalog --out ../products/specs.json
+
+.PHONY: spec-harness
+spec-harness: #! Generate products/harness_signals.json from sdk-test-harness and per-SDK suppressions
+	cd tool && go run ./cmd/genspecs harness \
+	  --repos-json ../products/repos.json \
+	  --out ../products/harness_signals.json
+
+.PHONY: spec-judge
+spec-judge: #! Run the LLM judge to populate products/spec_support.json (defaults to noop if ANTHROPIC_API_KEY is unset)
+	cd tool && go run ./cmd/genspecs judge \
+	  --specs-json ../products/specs.json \
+	  --harness-json ../products/harness_signals.json \
+	  --features-json ../products/features.json \
+	  --feature-info-json ../products/feature_info.json \
+	  --types-json ../products/types.json \
+	  --names-json ../products/names.json \
+	  --languages-json ../products/languages.json \
+	  --repos-json ../products/repos.json \
+	  --cache-dir ../tool/specs/.judge-cache \
+	  --out ../products/spec_support.json
+
+.PHONY: spec-html
+spec-html: #! Render _site/spec-support*.html from the spec_support data
+	mkdir -p _site
+	cd tool && go run ./cmd/genspecs html \
+	  --specs-json ../products/specs.json \
+	  --support-json ../products/spec_support.json \
+	  --types-json ../products/types.json \
+	  --names-json ../products/names.json \
+	  --out-dir ../_site
+
+.PHONY: spec-support
+spec-support: #! Run the full spec-support pipeline (sync-repos -> catalog -> harness -> judge -> html)
+	./scripts/generate-spec-support.sh
+
 .PHONY: all
 all: crawl products html