Add gitpod config (#61)

* Add gitpod config

this commit adds support for Gitpod.io, a free automated
dev environment that makes contributing and generally working on GitHub
projects much easier. It allows anyone to start a ready-to-code dev
environment for any branch, issue and pull request with a single click.

.gitpod.Dockerfile

@@ -0,0 +1,23 @@
+FROM minio/minio:RELEASE.2020-01-25T02-50-51Z as minio
+FROM hashicorp/terraform:0.12.20 as terraform
+FROM gitpod/workspace-full
+
+USER gitpod
+
+# Define environment variables for Terraform
+ENV TERRAFORM_PLUGINS_DIR=$HOME/.terraform.d/plugins
+
+# Copy and install Terraform binary
+COPY --from=terraform /bin/terraform /usr/local/bin/
+
+# Define environment variables for MinIO
+ENV MINIO_ACCESS_KEY=minio
+ENV MINIO_SECRET_KEY=minio123
+ENV MINIO_HTTP_TRACE=/dev/stdout
+ENV MINIO_VOLUMES=$HOME/.minio/data
+
+# Copy and install MinIO binary
+COPY --from=minio /usr/bin/minio /usr/local/bin/
+
+# Create folders for MinIO and Terraform
+RUN  mkdir -p ${MINIO_VOLUMES} ${TERRAFORM_PLUGINS_DIR}

.gitpod.yml

@@ -0,0 +1,7 @@
+tasks:
+  - init: go get -v ./... && go test ./minio/ && make build
+  - command: minio server ${MINIO_VOLUMES}
+    name: MinIO Server
+    openMode: split-right
+image:
+  file: .gitpod.Dockerfile

README.md

@@ -10,6 +10,9 @@
     <a href="https://golang.org/doc/devel/release.html">
       <img alt="GitHub go.mod Go version" src="https://img.shields.io/github/go-mod/go-version/aminueza/terraform-provider-minio">
     </a>
+    <a href="https://gitpod.io/#https://github.com/aminueza/terraform-provider-minio">
+      <img alt="Gitpod Ready-to-Code" src="https://img.shields.io/badge/Gitpod-Ready--to--Code-blue?logo=gitpod">
+    </a>
     <a href="https://github.com/aminueza/terraform-provider-minio/actions?query=workflow%3A%22Terraform+Provider+CI%22">
       <img alt="GitHub Workflow Status" src="https://img.shields.io/github/workflow/status/aminueza/terraform-provider-minio/Terraform%20Provider%20CI">
     </a>