Redis:
- redis-> redis@v3 until v4 is working stable
( https://github.com/tj/connect-redis/issues/336 )
- connect-redis -> 6.0.0
- update @types/connect-redis -> ^0.0.18 and removed
@types/redis since this is not necessary anymore
Corrected edumeet server version
deactivated spdy since it is not working anymore with node.js>15
( https://github.com/spdy-http2/node-spdy/issues/380 )
removed package-lock.json ( just support yarn, use npm at your own risk