BUILD: Update runtimes for build/running

[kishorereddy]

Overview

Bump up various runtimes and also setup docker for the tests

1. kotlin : Bumped to 1.8.22
2. ktor : Bumped to 2.3.12
3. mysql: Version 8.0.8

Ticket(s)

#366

Links(s)

n/a

Dependencies

1. kotlin : Bumped to 1.8.22
2. ktor : Bumped to 2.3.12
3. mysql: Version 8.0.8

Design

1. build.gradle : Updated to kotlin in all build scripts
2. gradle wrapper: Fixed gradle version in gradle wrapper
3. ktor : Fixed package names used in Ktor
4. docker: Added mysql docker database in docker compose for use in unit-tests.

Notes

1. Also fixed the reference to older version of grade. Now using 8.2.1 in the gradle wrapper.

Pending

n/a

Tests

Tests ( including the database tests ) can now be run as part of the docker-compose setup