1.1.0

New features

• #40 #41 #45 #46 Add Sudoku puzzle generator endpoint (hard puzzles only, for now)
• #42 Support for Docker containerization

Bug fixes

• #43 Fix a bug with unsynchronized state of puzzle and possible values in cells
• #47 Fix a bug with methods that cycle through cells as its state changes (caused by #43 fix)
• #49 Fix a bug when invalid puzzle caused invalid solution (now alerts exception)

Other

• #37 #39 #44 #48 Various minor refactoring, code style and CI improvements

Full Changelog: 1.0.0...1.1.0

1.0.0

New features

• #30 #36 Runnable HTTP web application to serve as solver engine. See sudoku-solver-frontend project for the corresponding user web interface.

Improvements

• #26 Validation of Sudoku task before finding the solution;
• #31 New solving technique excludes cell value alternatives witch eventually break Sudoku rules. Any valid Sudoku puzzle now gets cracked;
• #34 New solving technique finds "twin" cells with common cell value alternatives and filters the other alternatives out. Significantly speeds up the search for solution.

0.1.0

Initial public release