Define ARCH_FULL_NAME in arch.mk. Use "mac_arm64" in dist filenames on Mac arm64.

Makefile

@@ -143,9 +143,9 @@ ifdef ARCH_WIN
 endif
 
 DIST_RES := res cacert.pem Core.json template.vcv LICENSE-GPLv3.txt
-DIST_NAME := RackFree-"$(VERSION)"-$(ARCH_OS_NAME)
+DIST_NAME := RackFree-"$(VERSION)"-$(ARCH_FULL_NAME)
 DIST_SDK_DIR := Rack-SDK
-DIST_SDK := Rack-SDK-"$(VERSION)"-$(ARCH_OS_NAME).zip
+DIST_SDK := Rack-SDK-"$(VERSION)"-$(ARCH_FULL_NAME).zip
 ifdef ARCH_MAC
 	DIST_BUNDLE := VCV Rack $(VERSION_MAJOR) Free.app
 else

arch.mk

@@ -26,3 +26,9 @@ else ifneq (,$(findstring linux,$(MACHINE_OS)))
 else
 $(error Operating system $(MACHINE_OS) not supported)
 endif
+
+
+ARCH_FULL_NAME := $(ARCH_OS_NAME)
+ifndef ARCH_X64
+	ARCH_FULL_NAME := $(ARCH_FULL_NAME)_$(ARCH_NAME)
+endif

plugin.mk

@@ -79,7 +79,7 @@ else
 	cp -r --parents $(DISTRIBUTABLES) dist/$(SLUG)/
 endif
 	@# Create ZIP package
-	cd dist && tar -c $(SLUG) | zstd -$(ZSTD_COMPRESSION_LEVEL) -o "$(SLUG)"-"$(VERSION)"-$(ARCH_OS_NAME).vcvplugin
+	cd dist && tar -c $(SLUG) | zstd -$(ZSTD_COMPRESSION_LEVEL) -o "$(SLUG)"-"$(VERSION)"-$(ARCH_FULL_NAME).vcvplugin
 
 install: dist
 	mkdir -p "$(RACK_USER_DIR)"/plugins/