lst: fix posters, add genre, descr.

src/Jackett.Common/Definitions/lst.yml

@@ -115,7 +115,7 @@ search:
     infohash:
       selector: info_hash
     poster:
-      selector: poster
+      selector: meta.poster
       filters:
         - name: replace
           args: ["https://via.placeholder.com/90x135", ""]
@@ -125,6 +125,17 @@ search:
       selector: tmdb_id
     tvdbid:
       selector: tvdb_id
+    genre:
+      selector: meta.genres
+      filters:
+        - name: re_replace
+          args: ["(?i)(Science Fiction)", "Science_Fiction"]
+        - name: re_replace
+          args: ["(?i)(TV Movie)", "TV_Movie"]
+        - name: replace
+          args: [" & ", "_&_"]
+    description:
+      text: "{{ .Result.genre }}"
     files:
       selector: num_file
     seeders: