[ADD]graphiqlRouter option in config

[Makcy]

Checklist

• npm test passes
• tests and/or benchmarks are included
• documentation is changed or added
• commit message follows commit guidelines

Affected core subsystem(s)

Description of change

[codecov]

Codecov Report

Merging #17 into master will not change coverage.
The diff coverage is 100%.

@@          Coverage Diff          @@
##           master    #17   +/-   ##
=====================================
  Coverage     100%   100%           
=====================================
  Files           8      8           
  Lines          94     95    +1     
=====================================
+ Hits           94     95    +1

Impacted Files	Coverage Δ
app/middleware/graphql.js	100% <100%> (ø)	⬆️

---

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Δ = absolute <relative> (impact), ø = not affected, ? = missing data
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[codecov-io]

Codecov Report

Merging #17 into master will not change coverage.
The diff coverage is 100%.

@@          Coverage Diff          @@
##           master    #17   +/-   ##
=====================================
  Coverage     100%   100%           
=====================================
  Files           8      8           
  Lines          94     95    +1     
=====================================
+ Hits           94     95    +1

Impacted Files	Coverage Δ
app/middleware/graphql.js	100% <100%> (ø)	⬆️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 0248cb2...5189642. Read the comment docs.