Fix gcloud add python2

.github/workflows/test_gcloud_login.yaml

@@ -0,0 +1,12 @@
+name: Test gcloud-login
+on:
+  push:
+    paths:
+      - "gcloud/login/**"
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Run tests
+        run: docker build gcloud/login

gcloud/login/Dockerfile

@@ -1,18 +1,7 @@
 
 FROM docker:stable
 
-LABEL version="1.0.0"
-
-LABEL "version"="1.0.0"
-LABEL "maintainer"="Rammus Xu <rammus.xu@swag.live>"
-LABEL "com.github.actions.name"="GCR Login"
-LABEL "com.github.actions.description"="use GCLOUD_AUTH"
-LABEL "com.github.actions.icon"="terminal"
-LABEL "com.github.actions.color"="green"
-
-
-RUN apk update && \
-    apk add curl bash python git && \
+RUN apk add curl bash python2 && \
     curl https://sdk.cloud.google.com | bash -s -- --disable-prompts
 
 ENV PATH $PATH:/root/google-cloud-sdk/bin

gcloud/login/action.yaml

@@ -1,9 +1,9 @@
 # action.yml
 name: 'GCloud Login'
-description: 'Login GCloud'
+description: 'Login Google Cloud Platform'
 runs:
   using: 'docker'
   image: 'Dockerfile'
 branding:
-  icon: 'package'  
-  color: 'blue'
+  icon: 'package'
+  color: 'blue'

gcloud/login/entrypoint.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 set -e
 
 echo "$GCLOUD_AUTH" | base64 -d > gcloud.json
@@ -8,4 +8,4 @@ gcloud auth activate-service-account --key-file=gcloud.json
 # https://cloud.google.com/container-registry/docs/advanced-authentication
 cat gcloud.json | docker login -u _json_key --password-stdin https://asia.gcr.io
 
-bash -c "$*"
+bash -c "$*"