Open API specification improvements and License update (#17)

This PR contains the work done to:
* improve the overall `OpenAPI` specification documentation describing the `Amiibo API` service;
* update the `AmiiboFilter` type to include the `head` and `tail` properties;
* update the error handling of the errors coming up from the service;
* update its license to Apache v2.0;
* regenerate the Github Pages documentation.

Reviewed-on: #17
Co-authored-by: Javier Cicchelli <javier@rock-n-code.com>
Co-committed-by: Javier Cicchelli <javier@rock-n-code.com>

docs/data/documentation/amiiboservice/gameseries/key.json

@@ -1 +1 @@
-{"identifier":{"interfaceLanguage":"swift","url":"doc:\/\/AmiiboService\/documentation\/AmiiboService\/GameSeries\/key"},"primaryContentSections":[{"declarations":[{"languages":["swift"],"platforms":["macOS"],"tokens":[{"kind":"keyword","text":"let"},{"kind":"text","text":" "},{"kind":"identifier","text":"key"},{"kind":"text","text":": "},{"kind":"typeIdentifier","preciseIdentifier":"s:SS","text":"String"}]}],"kind":"declarations"}],"sections":[],"schemaVersion":{"patch":0,"major":0,"minor":3},"kind":"symbol","hierarchy":{"paths":[["doc:\/\/AmiiboService\/documentation\/AmiiboService","doc:\/\/AmiiboService\/documentation\/AmiiboService\/GameSeries"]]},"abstract":[{"type":"text","text":"A key."}],"variants":[{"paths":["\/documentation\/amiiboservice\/gameseries\/key"],"traits":[{"interfaceLanguage":"swift"}]}],"metadata":{"externalID":"s:13AmiiboService10GameSeriesV3keySSvp","symbolKind":"property","roleHeading":"Instance Property","fragments":[{"kind":"keyword","text":"let"},{"kind":"text","text":" "},{"kind":"identifier","text":"key"},{"kind":"text","text":": "},{"kind":"typeIdentifier","preciseIdentifier":"s:SS","text":"String"}],"modules":[{"name":"AmiiboService"}],"role":"symbol","title":"key"},"references":{"doc://AmiiboService/documentation/AmiiboService/GameSeries/key":{"url":"\/documentation\/amiiboservice\/gameseries\/key","type":"topic","abstract":[{"type":"text","text":"A key."}],"kind":"symbol","identifier":"doc:\/\/AmiiboService\/documentation\/AmiiboService\/GameSeries\/key","title":"key","role":"symbol","fragments":[{"text":"let","kind":"keyword"},{"text":" ","kind":"text"},{"text":"key","kind":"identifier"},{"text":": ","kind":"text"},{"preciseIdentifier":"s:SS","text":"String","kind":"typeIdentifier"}]},"doc://AmiiboService/documentation/AmiiboService":{"url":"\/documentation\/amiiboservice","type":"topic","abstract":[{"type":"text","text":"A library that provides everything the developer needs to interacts with the "},{"inlineContent":[{"type":"text","text":"Amiibo API"}],"type":"strong"},{"type":"text","text":" backend service."}],"kind":"symbol","identifier":"doc:\/\/AmiiboService\/documentation\/AmiiboService","title":"AmiiboService","role":"collection"},"doc://AmiiboService/documentation/AmiiboService/GameSeries":{"type":"topic","title":"GameSeries","role":"symbol","kind":"symbol","abstract":[{"text":"A model that represents a game series.","type":"text"}],"identifier":"doc:\/\/AmiiboService\/documentation\/AmiiboService\/GameSeries","url":"\/documentation\/amiiboservice\/gameseries","navigatorTitle":[{"text":"GameSeries","kind":"identifier"}],"fragments":[{"text":"struct","kind":"keyword"},{"text":" ","kind":"text"},{"text":"GameSeries","kind":"identifier"}]}}}
+{"sections":[],"hierarchy":{"paths":[["doc:\/\/AmiiboService\/documentation\/AmiiboService","doc:\/\/AmiiboService\/documentation\/AmiiboService\/GameSeries"]]},"abstract":[{"text":"A key.","type":"text"}],"metadata":{"role":"symbol","fragments":[{"text":"let","kind":"keyword"},{"text":" ","kind":"text"},{"text":"key","kind":"identifier"},{"kind":"text","text":": "},{"text":"String","kind":"typeIdentifier","preciseIdentifier":"s:SS"}],"roleHeading":"Instance Property","title":"key","modules":[{"name":"AmiiboService"}],"externalID":"s:13AmiiboService10GameSeriesV3keySSvp","symbolKind":"property"},"primaryContentSections":[{"declarations":[{"languages":["swift"],"tokens":[{"kind":"keyword","text":"let"},{"text":" ","kind":"text"},{"text":"key","kind":"identifier"},{"kind":"text","text":": "},{"kind":"typeIdentifier","preciseIdentifier":"s:SS","text":"String"}],"platforms":["macOS"]}],"kind":"declarations"}],"kind":"symbol","variants":[{"traits":[{"interfaceLanguage":"swift"}],"paths":["\/documentation\/amiiboservice\/gameseries\/key"]}],"schemaVersion":{"major":0,"minor":3,"patch":0},"identifier":{"url":"doc:\/\/AmiiboService\/documentation\/AmiiboService\/GameSeries\/key","interfaceLanguage":"swift"},"references":{"doc://AmiiboService/documentation/AmiiboService":{"abstract":[{"type":"text","text":"A library that provides everything the developer needs to interacts with the "},{"inlineContent":[{"text":"Amiibo API","type":"text"}],"type":"strong"},{"type":"text","text":" backend service."}],"identifier":"doc:\/\/AmiiboService\/documentation\/AmiiboService","title":"AmiiboService","type":"topic","role":"collection","url":"\/documentation\/amiiboservice","kind":"symbol"},"doc://AmiiboService/documentation/AmiiboService/GameSeries":{"url":"\/documentation\/amiiboservice\/gameseries","fragments":[{"kind":"keyword","text":"struct"},{"text":" ","kind":"text"},{"kind":"identifier","text":"GameSeries"}],"type":"topic","kind":"symbol","navigatorTitle":[{"kind":"identifier","text":"GameSeries"}],"role":"symbol","identifier":"doc:\/\/AmiiboService\/documentation\/AmiiboService\/GameSeries","title":"GameSeries","abstract":[{"type":"text","text":"A model that represents a game series."}]},"doc://AmiiboService/documentation/AmiiboService/GameSeries/key":{"abstract":[{"type":"text","text":"A key."}],"title":"key","kind":"symbol","url":"\/documentation\/amiiboservice\/gameseries\/key","identifier":"doc:\/\/AmiiboService\/documentation\/AmiiboService\/GameSeries\/key","role":"symbol","type":"topic","fragments":[{"kind":"keyword","text":"let"},{"kind":"text","text":" "},{"kind":"identifier","text":"key"},{"kind":"text","text":": "},{"kind":"typeIdentifier","preciseIdentifier":"s:SS","text":"String"}]}}}