update pathes to monorepo. init development and depolyment section.

docs/extensions/web/building.md

@@ -0,0 +1,18 @@
+---
+title: "Building"
+date: 2018-05-02T00:00:00+00:00
+weight: 30
+geekdocRepo: https://github.com/owncloud/ocis
+geekdocEditPath: edit/master/docs/extensions/web
+geekdocFilePath: building.md
+---
+
+## Backend
+
+{{< highlight txt >}}
+cd ocis-phoenix
+make generate
+make build
+{{< / highlight >}}
+
+The above commands will download a [Phoenix](https://github.com/owncloud/phoenix) release and embed it into the binary. Finally you should have the binary within the `bin/` folder now, give it a try with `./bin/ocis-phoenix -h` to see all available options.