Update readme

readme.md

@@ -2,12 +2,60 @@
 
 # OSRS Prometheus Exporter
 
-Exposes a prometheus `/metrics` endpoint with oldschool runescape word player count data.
+Collects data about oldschool runescape from various source
 
-## Runelite Endpoint
+## Features
 
-This leaches off of the following runlite endpoint:
+* Track highscores rank per player
+* Track xp gain per skill per player
+* Track levels per skill per player
+* Track how many player are logged in per world
 
+## Endpoints
+
+| uri           | description             |
+|---------------|-------------------------|
+| `/stats/:rsn` | Player metrics endpoint |
+| `/worlds`     | World metrics endpoint  |
+
+## Prometheus metrics
+
+```promql
+# Player metrics
+osrs_player_level{skill="Hunter",player="rsn",profile="Standard"} 1
+osrs_player_xp{skill="Hunter",player="rsn",profile="Standard"} 0
+osrs_player_rank{skill="Hunter",player="rsn",profile="Standard"} 0
+# World metrics
+osrs_world_players{id="302",isMembers="true",location="UK"}
 ```
-https://api.runelite.net/runelite-1.9.14-SNAPSHOT/worlds.js
+
+## Prometheus Configuration
+
+```yaml
+scrape_configs:
+  - job_name: osrs-world-data
+    scrape_interval: 5m
+    metrics_path: /worlds
+    static_configs:
+      - targets:
+          - osrs-prometheus-exporter:3030
+
+  - job_name: osrs-player-runebaas
+    scrape_interval: 1h
+    metrics_path: /stats/runebaas
+    static_configs:
+      - targets:
+          - osrs-prometheus-exporter:3030
 ```
+
+## Open Telemetry
+
+This app includes support for Open Telemetry
+
+It supports the following configuration options:
+
+| Name                          | Default                 | Description         |
+|-------------------------------|-------------------------|---------------------|
+| `OTEL_SERVICE_NAME`           | `app`                   | Name of the app     |
+| `OTEL_EXPORTER_OTLP_ENDPOINT` | `http://localhost:4317` | Collection endpoint |
+| `OTEL_EXPORTER_OTLP_PROTOCOL` | `grpc`                  | Collection protocol |