Update documentation

README.md

@@ -1,14 +1,27 @@
 # db_construction_site
 
-Dart implementation of Deutsche Bahn's construction site API
+Unofficial Dart implementation of Deutsche Bahn's construction site API. This library is not affiliated
+with Deutsche Bahn (DB). Please note that the API might change in the future making this library incompatible.
 
-## Getting Started
+## Usage
 
-This project is a starting point for a Dart
-[package](https://flutter.dev/developing-packages/),
-a library module containing code that can be shared easily across
-multiple Flutter or Dart projects.
+Add `db_construction_site` to your `pubspec.yaml`:
+```yaml
+dependencies:
+  db_construction_site: ^0.0.1
+``` 
 
-For help getting started with Flutter, view our 
-[online documentation](https://flutter.dev/docs), which offers tutorials, 
-samples, guidance on mobile development, and a full API reference.
+Import the package `package:db_construction_site/db_construction_site.dart` and initiate a new instance of `DBConstructionSite`
+you can pass another base url as a named constructor parameter if you'd like to.
+
+```dart
+import 'package:db_construction_site/db_construction_site.dart';
+
+final constructionSite = DBConstructionSite();
+```
+or
+```dart
+import 'package:db_construction_site/db_construction_site.dart';
+
+final constructionSite = DBConstructionSite(baseUrl: "https://your-new-base-url");
+```

pubspec.yaml

@@ -1,9 +1,9 @@
 name: db_construction_site
-description: Dart implementation of Deutsche Bahn's construction site API
+description: Unofficial Dart implementation of Deutsche Bahn's construction site API
 version: 0.0.1
-author: Jonas Franz
 homepage: https://git.jfdev.de/JonasFranzDEV/db_construction_site
-
+repository: https://git.jfdev.de/JonasFranzDEV/db_construction_site
+issue_tracker: https://git.jfdev.de/JonasFranzDEV/db_construction_site/issues
 environment:
   sdk: '>=2.1.0 <3.0.0'