Rapporto

- Shell/Notify: Added reference about caveats page to weekly report's preamble
- GitHub/Actions: Fixed deduplication for multiple different workflows per repository

- Shell/Notify: Split root message into root+preamble, including links
to root message and producer.
- Documentation: Added dedicated pages about sandbox installation,
and text vs. slack reports
- Source/Changes: Added change log aggregator from _Goof suite_

- GitHub/Attention: Compare labels per lower-case
- GitHub/Attention: Added label "incidents", considering as important
- GitHub/Attention: Improved labels processing
- GitHub/Attention: Added DIY inquiry links
- GitHub/Attention: Added idle notice
- GitHub/Activity: Accept inquiring multiple organizations and authors
- Shell/Notify: Fixed invocation without `--zap=`
- Shell/Notify: Improved preamble, adding "Producer" field
- Shell/Report: Made `--github-repository` option optional
- Shell/Animate: Added PyGource renderer from _Goof suite_

- GitHub/Attention: Also display `state==closed` items, formatting them
using ~~strikethrough~~.
- Goof: Added wrapper around Slack conversations, available per
CLI `goof slack send`.
- Shell (Reports/Daily+Weekly): Generate daily and weekly reports in
Markdown or YAML formats, available per `rapporto report`.
- Shell (Slack/Weekly): Publish daily reports to Slack, in a per-week
context, with hourly granularity, available per `rapporto notify`.
- Slack/Markdown: Fixed encoding link titles including square brackets
- Time Interval: Fixed `week_to_day_range`
- GitHub/Actions: Permitted commandeering the time interval per `--when` option
- GitHub/Actions: Added filtering duplicates
- GitHub/Activity: Added section about "Top issues"
- Shell/Daily: Interleaved Attention vs. CI reports

- Opsgenie: Added alert reporter. Thanks, WalBah.
- Opsgenie: Added time interval parsing using Aika, i.e. `--when` option
- GitHub/API: Use `updated` instead of `created` to get the whole picture

- GitHub/Actions: Fixed displaying failed workflow runs on pull requests
which succeeded afterward
- GitHub/Attention: Improved rendering of Markdown sections
- GitHub/Attention: Also consider labels `stale` and `type: Bug` as relevant
- GitHub/Backup: Added wrapper around `github-backup`
- Options: Use `aika` for parsing time intervals.
Also, rename command-line option `--timerange` to `--when`.
- Slack/Options: Added `--format=mrkdwn` option, improving Slack messages