[Aaqibhafeezkhan]

Changes

• Correct alphabet wrapping for uppercase and lowercase letters.
• Apply position-based shifts to each word.
• Reset alternating letter casing at the start of each word.
• Preserve punctuation and whitespace.
• Remove debug output and update the solution status.

Closes #237

[Aaqibhafeezkhan]

The implementation handles alphabet wrapping for both uppercase and lowercase letters, applies the word-position shift, and resets alternating casing at the start of each word. It also preserves punctuation and whitespace, handles empty input, and removes the debug output.

[Huerte]

@Aaqibhafeezkhan Thanks for this contribution of implementing the solution. Appreciated a lot!