Updated smartphone tracking (markdown)

wiki/smartphone-tracking.md

@@ -80,10 +80,21 @@ The current plan is to use up to three channels for communicating:
 * `404` Leaderboard/RaceColumn/Fleet not found
 * `409` Race has already been created, pre-race phase has not been ended
 
-### `/smartphone/position`
-* remember to also replicate this
-* then an incoming fix can be added to the TrackedRace
-* RaceLogConnector, where mapping etc. is stored should be better!
+### `/smartphone/addgpsfix`
+`AddGPSFixPostServlet`
+**Precondition**
+* `/smartphone/createRace` has been successfully called before
+
+**Expects**
+* POST request: no body
+
+**Returns**
+* `200` body: RaceDTO-JSON
+
+**Throws**
+* `400` Missing parameter
+* `404` Leaderboard/RaceColumn/Fleet not found
+* `409` Race has already been created, pre-race phase has not been ended
 
 
 ## RaceLog Events