readme formating

README.md

@@ -27,13 +27,13 @@ scene rls name > parse > artist / title / year as .tsv > search discogs > .json
 # usage
 
 parse rls name as tab separated values
-```
+```sh
 $ echo 'Kraftwerk-Autobahn-Remastered-CD-FLAC-2009-BCC' | ./parse-rls.fish | column -t -s "$(printf '\t')"
 Kraftwerk-Autobahn-Remastered-CD-FLAC-2009-BCC  Kraftwerk  Autobahn      CD  Remastered  2009
 ```
 
 parse rls name as json
-```
+```sh
 $ echo 'Kraftwerk-Autobahn-Remastered-CD-FLAC-2009-BCC' | ./parse-rls.fish -j | jq .
 {
   "artist": "Kraftwerk",
@@ -48,18 +48,18 @@ $ echo 'Kraftwerk-Autobahn-Remastered-CD-FLAC-2009-BCC' | ./parse-rls.fish -j |
 ```
 
 parse rls name, search local ElasticSearch, output discogs ids
-```
+```sh
 $ echo 'Kraftwerk-Autobahn-Remastered-CD-FLAC-2009-BCC' | ./parse-rls.fish | ./search-discogs-elastic.fish | ./out-ids.jq
 {"artist_id":4654,"master_id":2994,"release_id":1966322,"rls":"Kraftwerk-Autobahn-Remastered-CD-FLAC-2009-BCC"}
 ```
 
 get rls names from websocket, parse rls name, search with api.discogs.com, write .json
-```
-  $ ./in-ws-predb.ovh.sh | ./parse-rls.fish | search-discogs-api.fish > out.api.json
+```sh
+$ ./in-ws-predb.ovh.sh | ./parse-rls.fish | search-discogs-api.fish > out.api.json
 ```
 
 parse rls name, search local ElasticSearch, write json, filter empty results and convert json to tsv, fallback search with Discogs API, write json
-```
+```sh
 $ echo 'Band_Of_Horses-Things_Are_Great-CD-2022-FATHEAD' | ./parse-rls.fish | ./search-discogs-elastic.fish | tee out.es.json | ./out-fallback.jq | ./search-discogs-api.fish > out.api.json
 $ jq ._search_result_count out.es.json out.api.json
 0