fix subscription hanging on error and add a stop subscription option …

…inside the callback (hasura#39)

* fix the deadlock issue that the subscription client can't receive error events from the channel.
* close the connection when there is no running subscription
* add a particular error that stops the subscription inside the callback

add subscription Exec alias for pre-built query (hasura#35)

docs: update README for v0.7.0 features (hasura#34)

* update docs for v0.7.0 features

* fix markdown table of content

Skip field with hyphen graphql tag (hasura#31)

* use hyphen tag to skip printing fields to the query string output

add debug mode, expose GraphQL builder functions and UnmarshalGraphQL…

… for unit tests (hasura#30)

add debug mode, expose GraphQL builder functions and UnmarshalGraphQL for unit tests

support responses compressed with gzip (hasura#28)

Fix a race in Close method of SubscriptionClient (hasura#27)

update nhooyr.io/websocket version to v1.8.7 (hasura#26)

update nhooyr/websocket dependencies v1.8.7 to fix the DDoS vulnerability issue

docs: update scalar tag documentation (hasura#25)

* update README for scalar tag

export Errors and add extensions so clients consuming this library ca…

…n parse errors (hasura#22)