Add redeployment documentation

[arturo-seijas]

Applicable spec:
N/A

Overview

Add redeployment documentation

Rationale

N/A

Juju Events Changes

N/A

Module Changes

N/A

Library Changes

N/A

Checklist

• The charm style guide was applied
• The contributing guide was applied
• The changes are compliant with ISD054 - Managing Charm Complexity
• The documentation is generated using src-docs
• The documentation for charmhub is updated
• The PR is tagged with appropriate label (urgent, trivial, complex)

[github-actions]

Test coverage for ff9505a

Name                       Stmts   Miss Branch BrPart  Cover   Missing
----------------------------------------------------------------------
src/charm.py                 323      9     82      7    96%   605, 646-647, 735->751, 737->746, 746->751, 759-760, 799, 832->exit, 870-876
src/database_observer.py      33      0      4      0   100%
src/s3_observer.py            18      0      0      0   100%
src/saml_observer.py          15      0      0      0   100%
src/smtp_observer.py          16      0      0      0   100%
src/state.py                  74      0     10      0   100%
----------------------------------------------------------------------
TOTAL                        479      9     96      7    97%

Static code analysis report

Run started:2024-04-30 11:25:16.889176

Test results:
  No issues identified.

Code scanned:
  Total lines of code: 2885
  Total lines skipped (#nosec): 2
  Total potential issues skipped due to specifically being disabled (e.g., #nosec BXXX): 0

Run metrics:
  Total issues (by severity):
  	Undefined: 0
  	Low: 0
  	Medium: 0
  	High: 0
  Total issues (by confidence):
  	Undefined: 0
  	Low: 0
  	Medium: 0
  	High: 0
Files skipped (0):

[yanksyoon]

LGTM, minor suggestions, thank you!

[yanksyoon]

LGTM!