React v19 support

• add React V19 to the peerDependencies
• update React to v19
• update all devDependencies to latest
• make e2e more robust

Support for node v16

Back support for node v16 closes #68

Fix createMonth function

• fix createMonth function that leads to bug at the end of the month closes #65
• migrate to new eslint config
• fix typo in CONTRIBUTION file

Fix: correct offsetDate for years

Use correct offsetDate for years hooks

Fix: create month date

🛠️ use offsetDate date part in createMonth function

Drop node 16.x unit test support

Fix Months Buttons

⚙️ fix Months buttons disabled state when min and max dates provided to config.

Edge offset detection

Thanks to @susosamuel and his #51
Now add/subtractOffset functions defines the edge and allows to switch to the month with max/minDate but set offset to the edge.

Fix: rollback bad typings

• 🛠️ fix bad typings for Providers
• 🔁 rallback transition to functions
• 🆙 bump all deps to latest

Accessibility improvements

1. All instances now have only one item with tabIndex: 0 it is defined by the active prop which is calculated based on offsetDate.
   It will help navigate the calendar, month, years and time with the Tab key.
2. Fix the edge case in the create month test where it failed when the current month is December. The date-picker worked as expected tho.

Docs fix

• fix the tutorials link at the bottom of the README.md
• change exports in several files