Changelog

Latest changes (2026-03-18)

Language and runtime

• Added prakritiThink as the official debug checkpoint keyword for trace output.
• Removed priyoBreak in favor of prakritiThink to keep debugging consistent.
• Enabled decimal number literals in the lexer (e.g., 12.78, 0.25).
• Improved diagnostics formatting to always show a caret span alongside context lines.
• Added files package for filesystem helpers (read/write/list, JSON, copy/move).
• Added PRUN-111 for file-not-found errors in files APIs.
• Added stage-2 structured concurrency through priyoConcurrency.
• Added task groups, cooperative cancellation tokens, delayed scheduling, and task handles.
• Added PRUN-112 for cancelled task flows.

Tooling and examples

• Added a new prakritiThink example under examples/control-flow/.
• Updated CLI/REPL docs to reflect new aliases and debug hook usage.
• Added advanced filesystem examples under examples/packages/.
• Added new trace filters: -trace-label and -trace-type.
• Added concurrency examples under examples/functions/ for task groups, cancellation, and scheduling.