feat: add recommendation engine configuration and prompt builder modules

feat: implement full project generation module with automated documentation and prompt parsing

feat: implement chatbot engine for project validation, classification, and management

feat: add configuration module, response formatting utilities, and initialized project data structure for recommendation engine

feat: implement chatbot engine and prompt builder modules for graduation project recommendation and validation

feat: implement recommendation engine architecture with chatbot logic, intent classification, and project validation modules.

feat: implement hybrid similarity ranking and search engine modules to improve project retrieval accuracy

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