Add changelog

[alithethird]

Overview

Add a changelog file and populated it with recent changes.

Rationale

Changelog file makes tracking changes really easy and it is important that every repo has it.

Juju Events Changes

No changes made to Juju events.

Module Changes

No changed made to code.

Library Changes

No changes made to code.

Checklist

• The charm style guide was applied
• The contributing guide was applied
• The changes are compliant with ISD054 - Manging 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)
• The changelog is updated.

[cbartz]

Can you please fill in the PR template and give a bit of context (so fill in the Rationale section)? I think you might also want to update the PR template with a line like - [ ] The changelog is updated..

[cbartz]

Can you add a line such as https://github.com/canonical/is-charms-template-repo/blob/main/.github/pull_request_template.yaml#L31 to the PR template, please?

[erinecon]

Thanks for adding the changelog!

[github-actions]

Test coverage for b0fd628

Name              Stmts   Miss Branch BrPart  Cover   Missing
-------------------------------------------------------------
src/charm.py        373     41     84     15    87%   184, 192-193, 205, 337->345, 378->383, 395, 584-586, 591-592, 604-606, 611-612, 624-626, 649-651, 693->exit, 703->exit, 752-755, 765-766, 790-791, 803-804, 831-833, 835->840, 837-838, 880-881, 897-898, 908->exit, 922
src/database.py      29      1      8      1    95%   56
-------------------------------------------------------------
TOTAL               402     42     92     16    88%

Static code analysis report

Run started:2025-01-20 12:44:11.772787

Test results:
  No issues identified.

Code scanned:
  Total lines of code: 2478
  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):