* Update Dockerfile for code debugging.
* Format Python code using Black.
* Improve dark theme by defining html classes for the figures, animations and cover images.
* Fix several glossary translation.
* Update a code comment.
* Fix climbing_stairs_backtrack: the pruning should not require the sorted choices list.
* Update the code of array and list traversal.
* Fix a rendering issue of README.md
* Update code of list traversal.
* Fix array_definition.png
* Update README.md
* Fix max_capacity_moving_short_board.png
* Fix array.dart
* Fix array.dart
* Fix array.dart
* Fix array.dart
* feat(chapter_dynamic_programming): Add js and ts codes for chapter 14.1
* style(chapter_dynamic_programming): format code
* refactor(chapter_dynamic_programming): remove main definition and add type
* feat(chapter_backtracking): Add js and ts codes for chapter 13.3
* feat(chapter_divide_and_conquer): Add js and ts codes for chapter 12.2
* feat(chapter_divide_and_conquer): Add js and ts codes for chapter 12.3
* feat(chapter_divide_and_conquer): Add js and ts codes for chapter 12.4
* style(chapter_divide_and_conquer): fix typo
* refactor: Use === instead of == in js and ts