mod makefile and install script for linux x86

Makefile

@@ -82,6 +82,11 @@ help:
 	@echo "  • vendor-linux works on any platform with Docker"
 	@echo "  • binary-linux works on any platform with Docker"
 	@echo "  • All other targets work on macOS and Linux"
+	@echo "🛠️  Development workflow (works on macOS + Linux):"
+	@echo "  make install-dev          - Create venv and install dev dependencies (includes pytest)"
+	@echo "  make install              - Create venv and install production dependencies only"
+	@echo "  make test                 - Run test suite (requires install-dev)"
+	@echo "  make test-all             - Install dev deps + run all tests"
 
 
 # ---------- Build reusable image ----------
@@ -103,22 +108,34 @@ vendor-macos: requirements.txt
 	cd $(VENDOR_MACOS) && shasum -a 256 *.whl > SHA256SUMS
 	@echo "✓ macOS ARM64 wheels: $(VENDOR_MACOS)/"
 
-.PHONY: vendor-linux
-vendor-linux: requirements.txt build-image
-	@echo "Building Linux x86_64 wheels (Docker)..."
-	mkdir -p $(VENDOR_LINUX)
+.PHONY: vendor-linux-dev
+vendor-linux-dev: requirements-dev.txt
+	@echo "Building Linux x86_64 dev wheels (Docker)..."
+	mkdir -p $(VENDOR_LINUX)-dev
 	docker run --rm \
+		--platform linux/amd64 \
 		-v "$$PWD":$(WORKDIR) \
 		-w $(WORKDIR) \
-		$(IMAGE) \
+		python:3.12-slim \
 		bash -c " \
+			set -e && \
+			apt-get update -qq && apt-get install -y -qq gcc g++ make libffi-dev && \
 			pip install --upgrade pip && \
-			pip download --dest $(VENDOR_LINUX) -r requirements.txt && \
-			pip wheel --wheel-dir $(VENDOR_LINUX) --no-deps $(VENDOR_LINUX)/*.tar.gz 2>/dev/null || true && \
-			rm -f $(VENDOR_LINUX)/*.tar.gz && \
-			cd $(VENDOR_LINUX) && sha256sum *.whl > SHA256SUMS \
+			pip download --dest $(VENDOR_LINUX)-dev -r requirements-dev.txt && \
+			pip wheel --wheel-dir $(VENDOR_LINUX)-dev --no-deps $(VENDOR_LINUX)-dev/*.tar.gz 2>/dev/null || true && \
+			rm -f $(VENDOR_LINUX)-dev/*.tar.gz && \
+			cd $(VENDOR_LINUX)-dev && sha256sum *.whl > SHA256SUMS \
 		"
-	@echo "✓ Linux x86_64 wheels: $(VENDOR_LINUX)/"
+	@echo "✓ Linux x86_64 dev wheels: $(VENDOR_LINUX)-dev/"
+
+.PHONY: vendor-all-dev
+vendor-all-dev: vendor-linux vendor-linux-dev
+	@echo ""
+	@echo "✓ All platform wheels (runtime + dev):"
+	@echo "  Linux x86_64 (runtime): $(VENDOR_LINUX)/"
+	@echo "  Linux x86_64 (dev):     $(VENDOR_LINUX)-dev/"
+
+
 
 .PHONY: vendor-all
 vendor-all: vendor-macos vendor-linux
@@ -216,6 +233,27 @@ test:
 	pytest -v tests/test_vectors.py && \
 	python src/pyhdwallet.py test
 
+.PHONY: install-dev
+install-dev: requirements-dev.txt
+	@if [ ! -d "$(VENV_HOST)" ]; then \
+		echo "Creating venv: $(VENV_HOST)"; \
+		python3.12 -m venv $(VENV_HOST); \
+	fi
+	. $(VENV_HOST)/bin/activate && \
+	pip install --upgrade pip && \
+	pip install -r requirements-dev.txt && \
+	echo "✓ Development environment ready: $(VENV_HOST)" && \
+	echo "  Installed: production deps + pytest"
+
+.PHONY: test-all
+test-all: install-dev
+	@. $(VENV_HOST)/bin/activate && \
+	pytest -v tests/test_vectors.py && \
+	python src/pyhdwallet.py test && \
+	echo "" && \
+	echo "✅ All tests passed!"
+
+
 # ---------- Warm container lifecycle ----------
 .PHONY: up
 up: build-image