Add top-level packaging Makefile and README

packaging/Makefile

@@ -0,0 +1,31 @@
+# FIPS Packaging Makefile
+#
+# Builds release packages for supported target platforms.
+# All outputs are placed in deploy/ at the project root.
+#
+# Usage:
+#   make deb        Build a Debian/Ubuntu .deb package
+#   make tarball    Build a systemd install tarball
+#   make ipk        Build an OpenWrt .ipk package
+#   make all        Build deb and tarball (default)
+#   make clean      Remove deploy/ directory
+
+SHELL := /bin/bash
+PACKAGING_DIR := $(dir $(abspath $(lastword $(MAKEFILE_LIST))))
+PROJECT_ROOT  := $(abspath $(PACKAGING_DIR)/..)
+
+.PHONY: all deb tarball ipk clean
+
+all: deb tarball
+
+deb:
+	@bash $(PACKAGING_DIR)/debian/build-deb.sh
+
+tarball:
+	@bash $(PACKAGING_DIR)/systemd/build-tarball.sh
+
+ipk:
+	@bash $(PACKAGING_DIR)/openwrt/build-ipk.sh
+
+clean:
+	rm -rf $(PROJECT_ROOT)/deploy