image_builder: add readme-file about builder

Signed-off-by: Artem Smirnov <urpylka@gmail.com>

image_builder/README.md

@@ -0,0 +1,69 @@
+## Setup your builder
+
+1. Install requirements
+```(bash)
+sudo apt-get install unzip zip git python-pip jq curl
+sudo pip install YaDiskClient
+```
+2. Mount HDD
+> TODO
+
+3. Enable swap on HDD
+> TODO:
+
+And disable `dphys-swapfile`
+```(bash)
+sudo systemctl stop dphys-swapfile
+sudo systemctl disable dphys-swapfile
+```
+
+3. Create /mnt/hdd_builder/workspace/coex-ci.json
+```(json)
+{
+    "yadisk":
+    {
+        "login":"LOGIN",
+        "password":"PASS",
+        "server_dir":"/clever_images"
+    },
+    "github":
+    {
+        "login":"LOGIN",
+        "password":"PASS",
+        "url":"https://api.github.com/repos/CopterExpress/clever/releases/"
+    }
+
+```
+6. Add webhook to release on your github project
+> TODO
+
+9. Install Jenkins
+> Manual https://www.digitalocean.com/community/tutorials/how-to-install-jenkins-on-ubuntu-16-04
+
+10. Change user & group invoked Jenkins
+```(bash)
+sudo sed -i 's/JENKINS_USER=$NAME/JENKINS_USER=root/' /etc/default/jenkins
+sudo sed -i 's/JENKINS_GROUP=$NAME/JENKINS_GROUP=root/' /etc/default/jenkins
+```
+11. Install Jenikins plugins
+> Pipeline, Git SCM
+
+12. Create Jenkins pipeline job
+> TODO
+
+13. Configure Jenkins
+> TODO: Matrix autorization, GIT Token
+
+13. Add Jenkins service to autostart
+```(bash)
+sudo systemctl enable jenkins
+```
+
+14. Start service
+```(bash)
+sudo systemctl start jenkins
+```
+
+## Requirements
+
+* Jenkins (BlueOcean plugin, optional)