update multi-arch manifest push

uses the manifest command from podman, which hopefully is the same as docker.
manifest-tool is the old-and-busted way of doing multi-arch in any case

Makefile

@@ -24,10 +24,17 @@ VERSION ?= $(shell git describe --tags --always --dirty)
 # This version-strategy uses a manual value to set the version string
 #VERSION ?= 1.2.3
 
+# Podman rootless needs 777. Otherwise should be 755
+BINDIRMODE ?= 777
 ###
 ### These variables should not need tweaking.
 ###
 
+# So /bin/sh/ sources file at $ENV
+SHELL := sh
+.SHELLFLAGS := -ic
+
+
 SRC_DIRS := cmd pkg # directories which hold app source (not vendored)
 
 # Windows not working atm
@@ -125,6 +132,8 @@ $(STAMPS): go-build
 go-build: $(BUILD_DIRS)
 	@echo
 	@echo "building for $(OS)/$(ARCH)"
+	@mkdir -p "$$(pwd)/.go/bin/$(OS)_$(ARCH)"
+	@chmod $(BINDIRMODE) "$$(pwd)/.go/bin/$(OS)_$(ARCH)"
 	@docker run                                                 \
 	    -i                                                      \
 	    --rm                                                    \
@@ -200,14 +209,16 @@ push: $(CONTAINER_DOTFILES)
 
 # TODO: Upstream was using manifest-tool and gcloud commands. Needs update
 manifest-list: # @HELP builds a manifest list of containers for all platforms
-manifest-list: all-push
-	@for bin in $(BINS); do                                   \
-	    platforms=$$(echo $(ALL_PLATFORMS) | sed 's/ /,/g');  \
-	    manifest-tool                                         \
-	        push from-args                                    \
-	        --platforms "$$platforms"                         \
-	        --template $(REGISTRY)/$$bin:$(VERSION)__OS_ARCH  \
-	        --target $(REGISTRY)/$$bin:$(VERSION);            \
+manifest-list: all-container
+	@for bin in $(BINS); do                                                  \
+		docker manifest create $(REGISTRY)/$$bin:$(VERSION);                   \
+		for platform in $(ALL_PLATFORMS); do                                   \
+			docker manifest add --arch $$(echo $$platform | cut -d/ -f2)         \
+				$(REGISTRY)/$$bin:$(VERSION)                                       \
+				$(REGISTRY)/$$bin:$(VERSION)__$$(echo $$platform | sed 's#/#_#g'); \
+		done;                                                                  \
+		docker manifest push --all $(REGISTRY)/$$bin:$(VERSION)                \
+										docker://$(REGISTRY)/$$bin:$(VERSION);                 \
 	done
 
 version: # @HELP outputs the version string
@@ -242,7 +253,15 @@ clean: # @HELP removes built binaries and temporary files
 clean: container-clean bin-clean
 
 container-clean:
-	rm -rf .container-* .dockerfile-*
+	@rm -rf .container-* .dockerfile-*;                                                             \
+	for bin in $(BINS); do                                                                          \
+		docker image exists "$(REGISTRY)/$$bin:$(VERSION)" &&                                         \
+		docker image rm "$(REGISTRY)/$$bin:$(VERSION)";                                               \
+		for platform in $(ALL_PLATFORMS); do                                                          \
+			docker image exists "$(REGISTRY)/$$bin:$(VERSION)__$$(echo $$platform | sed 's#/#_#g')" &&  \
+			docker image rm "$(REGISTRY)/$$bin:$(VERSION)__$$(echo $$platform | sed 's#/#_#g')";        \
+		done                                                                                          \
+	done; true
 
 bin-clean:
 	rm -rf .go bin
@@ -261,6 +280,3 @@ help:
 	        BEGIN {FS = ": *# *@HELP"};           \
 	        { printf "  %-30s %s\n", $$1, $$2 };  \
 	    '
-
-#!/bin/sh
-# CGO_ENABLED=0 go build -ldflags="-s -w"