Add support for tags

[fbessou]

No description provided.

[github-actions]

Unit tests Coverage

File	Stmts	Miss	Cover	Missing
__init__.py	0	0	100%
__main__.py	43	23	46%	17–18, 25, 52–53, 55, 57, 63–66, 69, 73–77, 79–83, 87
application.py	40	26	35%	23–26, 29–31, 33–34, 37–39, 41–44, 48–49, 52–59
config.py	41	1	97%	50
events.py	19	0	100%
mapping.py	59	22	62%	43, 56, 59–65, 68, 71, 80, 93, 96–103, 113
pulse_worker.py	40	15	62%	13, 25–27, 37, 42, 45, 48–55
repo_synchronizer.py	50	5	90%	33, 50, 52–53, 108
TOTAL	292	92	68%

JUnit Xml Summary

Tests	Skipped	Failures	Errors	Time
8	2 💤	0 ❌	0 🔥	4.544s ⏱️

[fbessou]

This PR relies on an unreleased feature of git-cinnabar (mercurial metadata sync during push --dry-run) . We can wait a for a new release of git-cinnabar before merging this PR. :)

[github-actions]

Integration tests Coverage

File	Stmts	Miss	Cover	Missing
__init__.py	0	0	100%
__main__.py	43	14	67%	17–18, 25, 73–77, 79–83, 87
application.py	40	6	85%	30–31, 53–54, 58–59
config.py	41	1	97%	50
events.py	19	0	100%
mapping.py	59	5	91%	43, 60, 64, 97, 101
pulse_worker.py	40	2	95%	13, 37
repo_synchronizer.py	50	5	90%	33, 50, 52–53, 108
TOTAL	292	33	88%

JUnit Xml Summary

Tests	Skipped	Failures	Errors	Time
8	0 💤	0 ❌	0 🔥	6.212s ⏱️