Enable make generate to use dapper and standardize go and gzip versions (#4861)

BUILDING.md

@@ -10,7 +10,7 @@ This repo includes all of Kubernetes history so `--depth 1` will avoid most of t
 The k3s build process requires some autogenerated code and remote artifacts that are not checked in to version control.
 To prepare these resources for your build environment, run:.
 ```bash
-mkdir -p build/data && ./scripts/download && go generate
+mkdir -p build/data && make download && make generate
 ```
 
 To build the full release binary, you may now run `make`, which will create `./dist/artifacts/k3s`.

Dockerfile.dapper

@@ -42,7 +42,7 @@ ENV SELINUX $SELINUX
 ENV DAPPER_RUN_ARGS --privileged -v k3s-cache:/go/src/github.com/rancher/k3s/.cache -v trivy-cache:/root/.cache/trivy
 ENV DAPPER_ENV REPO TAG DRONE_TAG IMAGE_NAME SKIP_VALIDATE SKIP_AIRGAP GCLOUD_AUTH GITHUB_TOKEN GOLANG
 ENV DAPPER_SOURCE /go/src/github.com/rancher/k3s/
-ENV DAPPER_OUTPUT ./bin ./dist ./build/out
+ENV DAPPER_OUTPUT ./bin ./dist ./build/out ./build/static ./pkg/static ./pkg/deploy
 ENV DAPPER_DOCKER_SOCKET true
 ENV HOME ${DAPPER_SOURCE}
 ENV CROSS true

Makefile

@@ -22,11 +22,6 @@ release:
 
 .PHONY: $(TARGETS)
 
-.PHONY: generate
-generate: build/data 
-	./scripts/download
-	go generate
-
 build/data:
 	mkdir -p $@