closes #396

+ update quality tools

- use codeigniter4/tasks project to handle cron tasks
- use yassinedoghri/podcast-feed project to parse feeds for imports

Users may choose between filesystem (FS) or S3 to store and manage their media files

+ update phpstan and rector configs

closes #222

closes #193

- add file associations for env and .rsync-filter files
- include version lens to .devcontainer config

- remove delete_at field + soft delete for media and pages
- update CodeIgniter4 to 4.2.0 + update all starter files
- explicitly use builder() when creating queries from model 

- update CI4 to v4.1.9's stable production package
- update php and js dependencies to latest

- rename image fields on podcast, episode and persons for better clarity
- set different sizes
config for podcast cover, banner and persons avatars
- add tiny size for covers
- fix responsive
on admin forms

app, admin, install and authentication views are now located in root themes/ folder

- update Component class structure and remove component helper function and ComponentLoader
- update residual activitypub naming to fediverse

- create Admin, Analytics, Auth, Fediverse and Install modules in the root modules/ folder
- rename
ActivityPub to Fediverse

- replace some helper components and forms with class components in the ui
- create viewcomponents
service and load the component function to be used in views

update composer dependencies

- move and refactor Image.php from Libraries to Entities folder
- update some database field names
/ types
- update composer packages