Initial Java solution: solver, CLI, tests, Maven config

Rajan Sharmarequested to merge
enlighten_assessment/alphabet-soup:alphabet_soup into master
  • Implements the Alphabet Soup word-search solver in Java 17 with Maven.
  • The solver scans the grid in all 8 directions (N, NE, E, SE, S, SW, W, NW) and supports backwards matches.
  • Includes a CLI, robust input parsing/validatio and JUnit tests.

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