Add CM5 support: ubuntu-24.04-arm runner, extensions, workflow improvements, README updates

patches/siderolabs/talos/0002-Makefile.patch

@@ -0,0 +1,54 @@
+diff --git a/Makefile b/Makefile
+index e5e5be5d2..72fd7cd02 100644
+--- a/Makefile
++++ b/Makefile
+@@ -17,10 +17,12 @@ NAME = Talos
+ CLOUD_IMAGES_EXTRA_ARGS ?= ""
+ ZSTD_COMPRESSION_LEVEL ?= 18
+ 
+-CI_RELEASE_TAG := $(shell git log --oneline --format=%B -n 1 HEAD^2 -- 2>/dev/null | head -n 1 | sed -r "/^release\(.*\)/ s/^release\((.*)\):.*$/\1/; t; Q")
++CI_RELEASE_TAG := $(shell git log --oneline --format=%B -n 1 HEAD^2 -- 2>/dev/null | head -n 1 | $(SED) -r "/^release\(.*\)/ s/^release\((.*)\):.*$/\1/; t; Q")
+ 
+ ARTIFACTS := _out
+ 
++SED ?= sed
++
+ DEBUG_TOOLS_SOURCE := scratch
+ EMBED_TARGET ?= embed
+ 
+@@ -122,7 +124,7 @@ TEXTLINT_RULE_ONE_SENTENCE_PER_LINE_VERSION ?= 2.0.0
+ # renovate: datasource=docker depName=hugomods/hugo
+ HUGO_VERSION ?= dart-sass-0.145.0
+ OPERATING_SYSTEM := $(shell uname -s | tr "[:upper:]" "[:lower:]")
+-ARCH := $(shell uname -m | sed 's/x86_64/amd64/' | sed 's/aarch64/arm64/')
++ARCH := $(shell uname -m | $(SED) 's/x86_64/amd64/' | $(SED) 's/aarch64/arm64/')
+ TALOSCTL_DEFAULT_TARGET := talosctl-$(OPERATING_SYSTEM)
+ TALOSCTL_EXECUTABLE := $(PWD)/$(ARTIFACTS)/$(TALOSCTL_DEFAULT_TARGET)-$(ARCH)
+ INTEGRATION_TEST := integration-test
+@@ -371,7 +373,7 @@ docker-%: ## Builds the specified target defined in the Dockerfile using the doc
+ 	@$(MAKE) target-$* TARGET_ARGS="--output type=docker,dest=$(DEST)/$*.tar,name=$(REGISTRY_AND_USERNAME)/$*:$(IMAGE_TAG_OUT) $(TARGET_ARGS)"
+ 
+ registry-%: ## Builds the specified target defined in the Dockerfile using the image/registry output type. The build result will be pushed to the registry if PUSH=true.
+-	@$(MAKE) target-$* TARGET_ARGS="--output type=image,name=$(REGISTRY_AND_USERNAME)/$*:$(IMAGE_TAG_OUT),rewrite-timestamp=true $(TARGET_ARGS)"
++	@$(MAKE) target-$* TARGET_ARGS="--output type=image,name=$(REGISTRY_AND_USERNAME)/$*:$(IMAGE_TAG_OUT),rewrite-timestamp=false $(TARGET_ARGS)"
+ 
+ hack-test-%: ## Runs the specified script in ./hack/test with well known environment variables.
+ 	@./hack/test/$*.sh
+@@ -739,7 +741,7 @@ reproducibility-test-docker-%: $(ARTIFACTS)
+ 	@mkdir -p _out1/ _out2/
+ 	@$(MAKE) docker-$* DEST=_out1/
+ 	@$(MAKE) docker-$* DEST=_out2/ TARGET_ARGS="--no-cache"
+-	@find _out1/ -type f | xargs -IFILE diffoscope FILE `echo FILE | sed 's/_out1/_out2/'`
++	@find _out1/ -type f | xargs -IFILE diffoscope FILE `echo FILE | $(SED) 's/_out1/_out2/'`
+ 	@rm -rf _out1/ _out2/
+ 
+ reproducibility-test-local-%: $(ARTIFACTS)
+@@ -747,7 +749,7 @@ reproducibility-test-local-%: $(ARTIFACTS)
+ 	@mkdir -p _out1/ _out2/
+ 	@$(MAKE) local-$* DEST=_out1/
+ 	@$(MAKE) local-$* DEST=_out2/ TARGET_ARGS="--no-cache"
+-	@find _out1/ -type f | xargs -IFILE diffoscope FILE `echo FILE | sed 's/_out1/_out2/'`
++	@find _out1/ -type f | xargs -IFILE diffoscope FILE `echo FILE | $(SED) 's/_out1/_out2/'`
+ 	@rm -rf _out1/ _out2/
+ 
+ reproducibility-test-iso: $(ARTIFACTS)