Finished the planner end to end.
Corrected rollover and yearly accounting, recurring targets, savings
rules, and targeted dormant restorations.
Added editing/deletion for income, expenses, targets, and categories.
Rebuilt dashboard, analytics, calendar, settings, exports,
authentication, and responsive mobile UI.
Added original artwork at
[financial-flow.png](/Users/tyemeclifford/Documents/GH/budget/public/assets/images/financial-flow.png),
generated with built-in Imagegen using an abstract financial-momentum
landscape prompt.
Added
[self-test.php](/Users/tyemeclifford/Documents/GH/budget/scripts/self-test.php).
Verification passed: automated accounting/export tests, full browser
workflow, responsive 390px layout, light/dark themes, and no console
errors. Tested with FrankenPHP v1.12.4. Live Mailgun delivery was not
attempted without credentials.