mentioned published image

Dockerfile

@@ -1,17 +1,17 @@
-FROM golang:alpine AS buildenv
+FROM golang:1.14.2-alpine3.11 AS buildenv
 
 ARG VERSION="0.3.0"
+ENV TEA_VERSION="${VERSION}"
 ARG CGO_ENABLED="0"
 ARG GOOS="linux"
 
 WORKDIR $GOPATH/src
 
-RUN	apk add --no-cache git && \
+RUN	apk add --no-cache git=2.24.3-r0 && \
 	git config --global advice.detachedHead false && \
-	git clone --single-branch https://gitea.com/gitea/tea -b v${VERSION} && \
-	cd tea && \
+	git clone --single-branch https://gitea.com/gitea/tea -b v${TEA_VERSION} . && \
 	go get -v . && \
-	go build -v -a -ldflags "-X main.Version=$VERSION" -o /tea .
+	go build -v -a -ldflags "-X main.Version=${TEA_VERSION}" -o /tea .
 
 FROM scratch
 LABEL maintainer="Tamás Gérczei <tamas@gerczei.eu>"

README.md

@@ -1,11 +1,21 @@
-# tea: A command line tool to interact with Gitea servers
+## tea: A command line tool to interact with Gitea servers
 
-## Build
+### Build
 - docker build . -t gitea/tea:0.3.0
 
-### Usage
-- docker volume create tea
-- alias tea='docker run --rm -v tea:/app gitea/tea:0.3.0'
-- tea login add -n <name_this_login> -u <your_gitea_url> -t <your_gitea_application_token> -i
+...or to build a specific release (check [here](https://gitea.com/gitea/tea/releases)):
 
-#### tea stores its configuration in a file named 'tea.yml', which the above will store on a volume named 'tea' so that it might persist
+- export VERSION="<b>0.2.0</b>"
+- docker build . -t "gitea/tea:${VERSION}" --build-arg VERSION="${VERSION}"
+
+### Configuration
+- docker volume create tea
+- alias tea='docker run --rm -v tea:/app gitea/tea:<b><your_release></b>'
+- tea login add -n <b><name_this_login></b> -u <b><your_gitea_url></b> -t <b><your_gitea_application_token></b> -i
+
+### Usage
+- tea
+
+#### Notes
+- tea stores its configuration in a file named 'tea.yml', which the above will store on a volume named 'tea' so that it might persist
+- a pre-built [image](https://hub.docker.com/repository/docker/tgerczei/tea) is published via the Docker Hub