📓 devlog · 2026-09-13

• added initial implementation of the shell, establishing basic command parsing and execution flow.
• fleshed out shell functionality, improving command handling and improving error reporting for invalid inputs.
• wired up shell components, ensuring proper integration with existing modules for input and output processing.
• started multiple iterations of shell refinement, focusing on memory allocation strategies for command history storage.
• implemented additional features for the shell, including support for built-in commands and improved environment variable management.
• continued to flesh out shell behavior, addressing edge cases related to command substitution and pipeline execution.