Merge branch 'upgrade' into 'master'

.eslintignore

.eslintrc.cjs

.gitignore

.npmrc

.prettierignore

.prettierrc

eslint.config.js

package-lock.json

package.json

playwright.config.ts

postcss.config.cjs

postcss.config.js

prettier.config.cjs

src/app.css

src/app.d.ts

src/lib/components/budget/BudgetLayout.svelte

src/lib/variables.ts

src/routes/+layout.svelte

static/google30e702e970279341.html

tailwind.config.ts