Feature/add authentication

[sudakov-eugene]

No description provided.

[codecov]

Codecov Report

Merging #48 into master will increase coverage by 9.62%.
The diff coverage is 55.33%.

@@            Coverage Diff             @@
##           master      #48      +/-   ##
==========================================
+ Coverage   52.63%   62.26%   +9.62%     
==========================================
  Files          39       51      +12     
  Lines         361      469     +108     
==========================================
+ Hits          190      292     +102     
- Misses        171      177       +6     

Impacted Files	Coverage Δ
app/controllers/api_controller.rb	0.00% <0.00%> (ø)
app/controllers/graphql_controller.rb	0.00% <0.00%> (ø)
app/services/token_manager/token_extractor.rb	0.00% <0.00%> (ø)
app/services/token_manager/token_updater.rb	0.00% <0.00%> (ø)
app/graphql/blog_schema.rb	100.00% <100.00%> (+100.00%)	⬆️
app/graphql/mutations/users/sign_up.rb	100.00% <100.00%> (ø)
app/graphql/resolvers/base.rb	100.00% <100.00%> (ø)
app/graphql/resolvers/me.rb	100.00% <100.00%> (ø)
app/graphql/types/mutation_type.rb	100.00% <100.00%> (+100.00%)	⬆️
app/graphql/types/query_type.rb	100.00% <100.00%> (+100.00%)	⬆️
... and 27 more

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