Update how go binaries are installed in the docker images (#323)

* remove use of module variable

* update how go binaries how installed in the docker images

* update how protoc-gen-validate is installed

.github/renovate.json5

@@ -114,16 +114,6 @@
       depNameTemplate: "grpc-tools",
       datasourceTemplate: "npm",
     },
-    {
-      fileMatch: [
-        "^Dockerfile$"
-      ],
-      matchStrings: [
-        "GO111MODULE=on go get google\.golang\.org\/grpc@(?<currentValue>.*?)\\s*\\n"
-      ],
-      depNameTemplate: "google.golang.org/grpc",
-      datasourceTemplate: "go",
-    },
     {
       fileMatch: [
         "variables.sh$"

Dockerfile

@@ -72,43 +72,33 @@ RUN curl -fsSL "https://github.com/uber/prototool/releases/download/v${uber_prot
     -o /usr/local/bin/prototool && \
     chmod +x /usr/local/bin/prototool
 
-# Go get go-related bins
+# go install go-related bins
 RUN go install google.golang.org/grpc/cmd/protoc-gen-go-grpc@${go_protoc_gen_go_grpc_version}
 
 # install protoc-gen-grpc-gateway and protoc-gen-openapiv2
-RUN set -e && \
-    GO111MODULE=on go get -u github.com/grpc-ecosystem/grpc-gateway/v2/protoc-gen-grpc-gateway@${grpc_gateway_version} && \
-    cd /go/pkg/mod/github.com/grpc-ecosystem/grpc-gateway/v2@${grpc_gateway_version}/protoc-gen-grpc-gateway && \
-    go install .
+RUN go install github.com/grpc-ecosystem/grpc-gateway/v2/protoc-gen-grpc-gateway@${grpc_gateway_version}
+RUN go install github.com/grpc-ecosystem/grpc-gateway/v2/protoc-gen-openapiv2@${grpc_gateway_version}
 
-RUN set -e && \
-    GO111MODULE=on go get -u github.com/grpc-ecosystem/grpc-gateway/v2/protoc-gen-openapiv2@${grpc_gateway_version} && \
-    cd /go/pkg/mod/github.com/grpc-ecosystem/grpc-gateway/v2@${grpc_gateway_version}/protoc-gen-openapiv2 && \
-    go install .
+RUN go install github.com/gogo/protobuf/protoc-gen-gogo@latest
+RUN go install github.com/gogo/protobuf/protoc-gen-gogofast@latest
 
-RUN go get -u github.com/gogo/protobuf/protoc-gen-gogo
-RUN go get -u github.com/gogo/protobuf/protoc-gen-gogofast
+RUN go install github.com/ckaznocha/protoc-gen-lint@latest
 
-RUN go get -u github.com/ckaznocha/protoc-gen-lint
+RUN go install github.com/pseudomuto/protoc-gen-doc/cmd/protoc-gen-doc@latest
 
-RUN set -e && \
-    GO111MODULE=on go get github.com/pseudomuto/protoc-gen-doc/cmd/protoc-gen-doc
-
-RUN go get -u github.com/micro/micro/v3/cmd/protoc-gen-micro
+RUN go install github.com/micro/micro/v3/cmd/protoc-gen-micro@latest
 
 RUN go install github.com/envoyproxy/protoc-gen-validate@v${go_envoyproxy_pgv_version}
 
 # Add Ruby Sorbet types support (rbi)
-RUN go get -u github.com/coinbase/protoc-gen-rbi
+RUN go install github.com/coinbase/protoc-gen-rbi@latest
 
-RUN go get github.com/gomatic/renderizer/v2/cmd/renderizer
+RUN go install github.com/gomatic/renderizer/v2/cmd/renderizer@latest
 
 # Origin protoc-gen-go should be installed last, for not been overwritten by any other binaries(see #210)
 RUN go install google.golang.org/protobuf/cmd/protoc-gen-go@${go_protoc_gen_go_version}
 
-# Need to get these too:
-RUN go get -u github.com/mwitkow/go-proto-validators/@v${go_mwitkow_gpv_version}
-RUN go get -u github.com/mwitkow/go-proto-validators/protoc-gen-govalidators@v${go_mwitkow_gpv_version}
+RUN go install github.com/mwitkow/go-proto-validators/protoc-gen-govalidators@v${go_mwitkow_gpv_version}
 
 # Add scala support
 RUN curl -fLO "https://github.com/scalapb/ScalaPB/releases/download/v${scala_pb_version}/protoc-gen-scala-${scala_pb_version}-linux-x86_64.zip" \