docs: refactor plugin properties

Author: xoxys

_docs/_index.md

@@ -0,0 +1,83 @@
+---
+title: drone-docker-buildx
+---
+
+[![Build Status](https://img.shields.io/drone/build/thegeeklab/drone-docker-buildx?logo=drone&server=https%3A%2F%2Fdrone.thegeeklab.de)](https://drone.thegeeklab.de/thegeeklab/drone-docker-buildx)
+[![Docker Hub](https://img.shields.io/badge/dockerhub-latest-blue.svg?logo=docker&logoColor=white)](https://hub.docker.com/r/thegeeklab/drone-docker-buildx)
+[![Quay.io](https://img.shields.io/badge/quay-latest-blue.svg?logo=docker&logoColor=white)](https://quay.io/repository/thegeeklab/drone-docker-buildx)
+[![GitHub contributors](https://img.shields.io/github/contributors/thegeeklab/drone-docker-buildx)](https://github.com/thegeeklab/drone-docker-buildx/graphs/contributors)
+[![Source: GitHub](https://img.shields.io/badge/source-github-blue.svg?logo=github&logoColor=white)](https://github.com/thegeeklab/drone-docker-buildx)
+[![License: MIT](https://img.shields.io/github/license/thegeeklab/drone-docker-buildx)](https://github.com/thegeeklab/drone-docker-buildx/blob/main/LICENSE)
+
+Drone plugin to build and publish multiarch Docker images with buildx.
+
+<!-- prettier-ignore-start -->
+<!-- spellchecker-disable -->
+{{< toc >}}
+<!-- spellchecker-enable -->
+<!-- prettier-ignore-end -->
+
+## Versioning
+
+The tags follow the major version of Docker, e.g. `20`, the minor and patch part reflects the "version" of the plugin. A full example would be `20.12.5`. Minor versions may introduce breaking changes, while patch versions may be considered non-breaking.
+
+## Usage
+
+{{< hint type=important >}}
+Be aware that the this plugin requires [privileged](https://docs.drone.io/pipeline/docker/syntax/steps/#privileged-mode) capabilities, otherwise the integrated Docker daemon is not able to start.
+{{< /hint >}}
+
+```YAML
+kind: pipeline
+name: default
+
+steps:
+  - name: docker
+    image: thegeeklab/drone-docker-buildx
+    privileged: true
+    settings:
+      username: octocat
+      password: secure
+      repo: octocat/example
+      tags: latest
+```
+
+### Parameters
+
+<!-- prettier-ignore-start -->
+<!-- spellchecker-disable -->
+{{< propertylist name=drone-docker-buildx.data >}}
+<!-- spellchecker-enable -->
+<!-- prettier-ignore-end -->
+
+## Build
+
+Build the binary with the following command:
+
+```Shell
+export GOOS=linux
+export GOARCH=amd64
+export CGO_ENABLED=0
+export GO111MODULE=on
+
+make build
+```
+
+Build the Docker image with the following command:
+
+```Shell
+docker build --file docker/Dockerfile.amd64 --tag thegeeklab/drone-docker-buildx .
+```
+
+## Test
+
+```Shell
+docker run --rm \
+  -e PLUGIN_TAG=latest \
+  -e PLUGIN_REPO=octocat/hello-world \
+  -e DRONE_COMMIT_SHA=00000000 \
+  -v $(pwd):$(pwd) \
+  -w $(pwd) \
+  --privileged \
+  thegeeklab/drone-docker-buildx --dry-run
+```