- Introduced a new file `life_rules.txt` to define life progression and degradation rules.
- Created `test_civilization_state.gd` to validate the functionality of civilization rules and ethics.
- Added `test_life.gd` to test life evolution, including initialization, batch processing, and state validation.
- Implemented `civilization_state.gd` to manage civilization ethics and space civilization detachment logic.
- Ensured all tests check for expected outcomes and validate state integrity after operations.
- Introduced `item_description.gd` to handle item descriptions with localization support.
- Implemented a testing script `test_descriptions.gd` to validate item description rendering and localization.
- Added a new template file for Russian localization.
- Included a large package file `owniverse.0.6.29-145.pck` for game assets.
- Ensured proper memory management in tests with fixture and dispose functions.
- Added `blastability` property to entities for vulnerability tracking.
- Enhanced planet string parsing with validation and error handling.
- Introduced `simulation_rules.md` to document evolution mechanics and rules.
- Created tests for time progression and stellar evolution rules, ensuring correct handling of fractional years and resource production.
- Implemented `simulation_time.gd` for managing accumulated time and year processing.
- Updated tests to validate legacy save compatibility and migration to new time schema.