chore(build): preserve direct build settings after cleanup

.gitignore

@@ -20,20 +20,6 @@ __pycache__/
 *.h5
 .worktrees/
 
-# local Harness configuration and build outputs
-.harness/config.json
-.harness/build/
-.harness/build-ninja-msvc-debug/
-.harness/build-ninja-msvc-debug-english/
-.harness/build-ninja-msvc-debug-prefix/
-.harness/build-ninja-msvc-debug-lazy/
-.harness/build-ninja-msvc-release-lazy/
-.harness/build-ninja-msvc-release-prefix-cl/
-.harness/build-ninja-msvc-release/
-.harness/performance/
-.harness/doxygen/
-.harness/hook-state/
-
 # phase execution outputs
 phases/**/phase*-output.json
 phases/**/step*-output.json

CMakePresets.json

@@ -5,7 +5,7 @@
       "name": "windows-msvc-ninja-debug",
       "displayName": "Windows MSVC x64 Debug (Ninja)",
       "generator": "Ninja",
-      "binaryDir": "${sourceDir}/.harness/build-ninja-msvc-debug",
+      "binaryDir": "${sourceDir}/build/windows-msvc-ninja-debug",
       "cacheVariables": {
         "CMAKE_BUILD_TYPE": "Debug",
         "FESA_GTEST_SOURCE_DIR": "$env{FESA_GTEST_SOURCE_DIR}",
@@ -18,7 +18,7 @@
       "name": "windows-msvc-ninja-release",
       "displayName": "Windows MSVC x64 Release with symbols (Ninja)",
       "inherits": "windows-msvc-ninja-debug",
-      "binaryDir": "${sourceDir}/.harness/build-ninja-msvc-release",
+      "binaryDir": "${sourceDir}/build/windows-msvc-ninja-release",
       "cacheVariables": {
         "CMAKE_BUILD_TYPE": "Release"
       }

Doxyfile

@@ -1,6 +1,6 @@
 PROJECT_NAME = FESA
 PROJECT_NUMBER = 0.1.0
-OUTPUT_DIRECTORY = .harness/doxygen
+OUTPUT_DIRECTORY = build/doxygen
 INPUT = include src
 EXCLUDE = tests
 RECURSIVE = YES

tests/test_cpp_policy_contract.py

@@ -66,11 +66,11 @@ def test_p_style_001_cpp_style_and_doxygen_tooling_contract():
     assert doxyfile["INPUT"].split() == ["include", "src"]
     assert doxyfile["EXCLUDE"].split() == ["tests"]
     assert doxyfile["WARN_AS_ERROR"] == "YES"
-    assert doxyfile["OUTPUT_DIRECTORY"] == ".harness/doxygen"
+    assert doxyfile["OUTPUT_DIRECTORY"] == "build/doxygen"
     assert doxyfile["HTML_OUTPUT"] == "html"
 
     gitignore_lines = read(ROOT / ".gitignore").splitlines()
-    assert ".harness/doxygen/" in gitignore_lines
+    assert "build/" in gitignore_lines
 
     cmake = read(ROOT / "CMakeLists.txt")
     assert "find_package(Doxygen QUIET)" in cmake