update release documentation for 1.0.0.

DEVELOPMENT.md

@@ -8,7 +8,7 @@ according to SemVer. It uses the [`docker/metadata-action`](https://github.com/d
 | Event           | Ref                           | Docker Tags                         |
 |-----------------|-------------------------------|-------------------------------------|
 | `pull_request`  | `refs/pull/2/merge`           | `pr-2`                              |
-| `push`          | `refs/heads/master`           | `master`                            |
+| `push`          | `refs/heads/release`          | `release`                           |
 | `push`          | `refs/heads/releases/v1`      | `releases-v1`                       |
 | `push tag`      | `refs/tags/v1.2.3`            | `1.2.3`, `1.2`, `latest`            |
 | `push tag`      | `refs/tags/v2.0.8-beta.67`    | `2.0.8-beta.67`                     |

README.md

@@ -19,10 +19,14 @@ You must set the following environment variables to run the Docker container:
 
 * `POLL_URL`: URL pointing towards a swagger configuration file (see [configuration / swagger](#swagger))
 
+### Advanced
+
 It optionally accepts the following arguments:
 
 * `POLL_INTERVAL_SECONDS`: The refresh interval in seconds.
     * Default is 300 (5 minutes).
+* `SWAGGER_ROOT`: The swagger root folder, if using custom nginx configuration.
+    * Default ist `/usr/share/nginx/html`.
 
 The default exposed port is 8080.
 
@@ -68,4 +72,4 @@ docker run \
 # License
 
 This project is licensed under the terms of
-the [MIT License](https://github.com/postfinance/polling-swagger-ui/blob/canary/LICENSE).
+the [MIT License](https://github.com/postfinance/polling-swagger-ui/blob/release/LICENSE).