Better logging & image improvement

[sethsandaru]

Closes #30

• Write logs to stdout, so that we can use "docker logs".
• (For SQLite users only) When running, DocKing will echo the UID & GID of www-data so that userland can do chown UID:GID on host

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (76d7950) 98.05% compared to head (e2022b4) 98.05%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #31 +/- ## ========================================= Coverage 98.05% 98.05% Complexity 178 178 ========================================= Files 63 63 Lines 872 872 ========================================= Hits 855 855 Misses 17 17 ```

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.

[sethsandaru]