Initial patterm project

Makefile

@@ -0,0 +1,42 @@
+SHELL := /bin/bash
+
+ROOT     := $(abspath .)
+VENDOR   := $(ROOT)/third_party/libghostty-vt
+SOURCE   := $(VENDOR)/source
+INSTALL  := $(VENDOR)/install
+COMMIT   := $(shell cat $(VENDOR)/COMMIT)
+
+.PHONY: deps deps-fetch deps-build clean-deps spike patterm test
+
+# `make deps` fetches and builds libghostty-vt at the pinned commit.
+# Re-runs are idempotent on success; touch $(VENDOR)/COMMIT to force a rebuild.
+deps: $(INSTALL)/lib/libghostty-vt.a
+
+$(SOURCE)/.git/HEAD:
+	@echo ">> cloning ghostty-org/ghostty @ $(COMMIT)"
+	@rm -rf $(SOURCE)
+	@git clone --filter=blob:none https://github.com/ghostty-org/ghostty.git $(SOURCE)
+	@cd $(SOURCE) && git checkout --detach $(COMMIT)
+
+deps-fetch: $(SOURCE)/.git/HEAD
+
+$(INSTALL)/lib/libghostty-vt.a: $(SOURCE)/.git/HEAD
+	@command -v zig >/dev/null || { echo "ERROR: zig not on PATH (need >=0.15.2 to build libghostty-vt)"; exit 1; }
+	@echo ">> building libghostty-vt with zig"
+	@cd $(SOURCE) && zig build -Demit-lib-vt --prefix $(INSTALL)
+	@test -f $(INSTALL)/lib/libghostty-vt.a || { echo "ERROR: expected static lib at $(INSTALL)/lib/libghostty-vt.a"; exit 1; }
+	@echo ">> libghostty-vt installed under $(INSTALL)"
+
+deps-build: $(INSTALL)/lib/libghostty-vt.a
+
+clean-deps:
+	rm -rf $(SOURCE) $(INSTALL)
+
+spike: deps
+	go build -o ./bin/spike ./cmd/spike
+
+patterm: deps
+	go build -o ./bin/patterm ./cmd/patterm
+
+test: deps
+	go test ./...