Update README.md [CI SKIP]

README.md

@@ -1,2 +1,31 @@
-LGTM is a simple pull request approval system using GitHub protected branches and simple MAINTAINERS files. For more informations see https://lgtm.co/docs
+LGTM is a simple pull request approval system using GitHub protected branches and simple MAINTAINERS files. For more information please see the documentation https://lgtm.co/docs
 
+## Setup
+
+Please see our [installation guide](https://lgtm.co/docs/install/) to install the official Docker image.
+
+## Build
+
+Clone the repository to your Go workspace:
+
+```sh
+git clone git://github.com/drone/drone.git $GOPATH/src/github.com/drone/drone
+cd $GOPATH/src/github.com/drone/drone
+```
+
+Commands to build from source:
+
+```sh
+export GO15VENDOREXPERIMENT=1
+
+make deps    # Download required dependencies
+make gen     # Generate code
+make build   # Build the binary
+```
+
+## Help
+
+Contributions, questions, and comments are welcomed and encouraged. LGTM developers hang out in the [lgtmco/lgtm](https://gitter.im/lgtmco/lgtm) room on gitter. We ask that you please post your questions to gitter before creating an issue.
+
+
+If you are having trouble building this project please reference its .drone.yml file. Everything you need to know about building LGTM is defined in that file.