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 This file tracks prioritized tasks with detailed attack plans.
 
 ## Recently Completed (February 4, 2026)
+- [x] **Task #45: Improve Procedural Generation Coverage**:
+    - [x] **Unit Tests:** Implemented comprehensive tests for `gen_perlin`, `make_periodic`, and default parameter handling in `src/tests/test_procedural.cc`.
+    - [x] **Coverage Boost:** Increased `src/procedural/generator.cc` coverage from 38% to 96%.
 - [x] **Task #44: Developer Tooling (Coverage)**:
     - [x] **Implement Code Coverage:** Added `DEMO_ENABLE_COVERAGE` CMake option and created `scripts/gen_coverage_report.sh` to generate HTML coverage reports using `lcov` on macOS.
     - [x] **Documentation:** Updated `doc/HOWTO.md` with usage instructions.