Update README.md

README.md

@@ -1 +1,56 @@
-# drone-nexus-publish
+# drone-nexus-publish
+
+Drone plugin to publish artifacts to Nexus Repository Manager.
+
+## Docker
+
+Build the Docker image with the following commands:
+
+```
+docker buildx build -t DOCKER_ORG/drone-nexus-publish --platform linux/amd64 .
+```
+
+Please note incorrectly building the image for the correct x64 linux and with
+CGO disabled will result in an error when running the Docker image:
+
+```
+docker: Error response from daemon: Container command
+'/bin/drone-nexus-publish' not found or does not exist..
+```
+
+## Usage
+
+```bash
+docker run --rm \
+  -e PLUGIN_USERNAME=${username} \
+  -e PLUGIN_PASSWORD=${password} \
+  -e PLUGIN_SERVER_URL=http://nexus-publish.server \
+  -e PLUGIN_FILENAME=./target/example.jar \
+  -e PLUGIN_FORMAT=maven2 \
+  -e PLUGIN_REPOSITORY=maven-releases \
+  -e PLUGIN_ATTRIBUTES="-CgroupId=org.testing -CartifactId=example -Cversion=1.0 -Aextension=jar -Aclassifier=bin" \
+  -v $(pwd):$(pwd) \
+  -w $(pwd) \
+  harnesscommunity/drone-nexus-publish
+```
+
+
+
+In Harness CI,
+```yaml
+              - step:
+                  type: Plugin
+                  name: Plugin_1
+                  identifier: Plugin_1
+                  spec:
+                    connectorRef: harnessnew
+                    image: harnesscommunity/publish-nexus-repository:1.1.1
+                    settings:
+                      username: deploy-user
+                      password: testing-nexus
+                      server_url: http://nexus-publish.server
+                      filename: ./target/example.jar
+                      format: maven2
+                      repository: maven-releases
+                      attributes: "-CgroupId=org.testing -CartifactId=example -Cversion=1.0 -Aextension=jar -Aclassifier=bin"
+```