Implemented weather stories support

README.md

@@ -11,6 +11,8 @@ A small HTTP API that serves a variety of weather-related endpoints.
 - `GET /discussion/key-messages`
 - `GET /discussion/short-term`
 - `GET /discussion/long-term`
+- `GET /weatherstories`
+- `GET /weatherstories/latest`
 - `GET /forecast/hourly`
 - `GET /forecast/hourly/today`
 - `GET /forecast/hourly/tomorrow`
@@ -29,6 +31,6 @@ Forecast endpoint query parameters:
 
 - `precision` (`0`-`2`)
 
-Forecast and discussion endpoint query parameters:
+Forecast, discussion, and weather stories endpoint query parameters:
 
 - `tz` / `TZ` (IANA timezone, US abbreviation, or UTC offset)