Adapt Wordpress to new plugin integration management [WIP - DO NOT MERGE]

[gtrkiller]

Applicable spec:

Overview

Rationale

Juju Events Changes

Module Changes

Library Changes

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 74f861e

Name                Stmts   Miss Branch BrPart  Cover   Missing
---------------------------------------------------------------
src/charm.py          571     52    226     45    88%   131, 175-178, 342, 401->405, 554, 585, 591, 608-612, 642, 677-678, 736, 745, 849->862, 861, 863, 868-869, 895, 897->899, 912->914, 945-946, 1001, 1007, 1023, 1026, 1043, 1072, 1079, 1136-1137, 1162, 1171, 1181, 1183, 1204, 1211, 1213, 1232, 1236, 1278, 1384-1389, 1405, 1422, 1452, 1474, 1496->1498, 1519, 1560->exit, 1561->exit, 1576, 1586, 1624
src/cos.py             21      0      0      0   100%
src/exceptions.py      17      1      2      1    89%   41
src/state.py           34      0      4      0   100%
src/types_.py          16      0      0      0   100%
---------------------------------------------------------------
TOTAL                 659     53    232     46    89%

Static code analysis report

Run started:2024-04-15 16:45:43.684338

Test results:
  No issues identified.

Code scanned:
  Total lines of code: 4710
  Total lines skipped (#nosec): 1
  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):