feat: Update version to 0.4.0, add test command, and improve documentation for testing functionality

docs/commands/dcr-build.md

@@ -57,6 +57,7 @@ dcr build --debug --clean
 - Incremental rebuild checks source/object mtime and tracked header dependencies.
 - `--force` skips build cache checks and recompiles.
 - `--clean` removes `target/<profile>` and `build.clean` paths before building.
+- Default GCC/Clang profile flags: `debug` -> `-O0 -g -Wall -Wextra -fno-omit-frame-pointer -DDCR_DEBUG`, `release` -> `-O3 -DNDEBUG`.
 - For `language = "asm"` with `compiler = "as"`/`"gas"`, use `.s` files (no preprocessing). For `.S`, use `gcc` or `clang`.
 - In workspace root, `dcr build` builds all members in dependency order.
 - `build.exclude` removes paths from source/header collection; `build.include` re-allows matching paths and has priority over `exclude`.

docs/commands/dcr-gen.md

@@ -89,6 +89,7 @@ Usage in VSCode:
 - Open the Command Palette (`Ctrl+Shift+P`) and select **"Debug: Start Debugging"** to run debugger
 - Press `Ctrl+Shift+B` to run the build task
 - Clangd will provide IntelliSense and diagnostics based on `compile_commands.json`
+- Generated `launch.json` uses CodeLLDB (`type: "lldb"`), so install `vadimcn.vscode-lldb`
 
 ### `dcr gen clion`
 
@@ -152,6 +153,7 @@ When running `dcr gen` in a workspace root, all commands process both the root p
 - Verify binary paths in `launch.json` match actual build output (`target/<profile>/binary-name`)
 - For workspace projects, each member's debug config uses its own `target/` directory
 - Ensure GDB/LLDB is installed: `gdb --version` or `lldb --version`
+- If VSCode reports unsupported debugger type, install the extension that matches `launch.json` type (`vadimcn.vscode-lldb` for `lldb`)
 
 ### CLion not recognizing includes
 

docs/configuration/build-profiles.md

@@ -21,7 +21,7 @@ You can also add `--force` or `--clean` to `build`/`run`.
 ### GCC/Clang-like toolchains
 
 - `debug`: `-O0 -g -Wall -Wextra -fno-omit-frame-pointer -DDCR_DEBUG`
-- `release`: `-O3 -DNDEBUG -march=native`
+- `release`: `-O3 -DNDEBUG`
 
 ### MSVC toolchain
 
@@ -40,7 +40,7 @@ Default compiler flags:
 GCC/Clang:
 
 - `debug`: `-O0 -g -Wall -Wextra -fno-omit-frame-pointer -DDCR_DEBUG`
-- `release`: `-O3 -DNDEBUG -march=native`
+- `release`: `-O3 -DNDEBUG`
 
 MSVC:
 

docs/dependencies-and-build/compilers-and-linking.md

@@ -28,7 +28,7 @@ These flags are applied automatically based on profile and compiler backend.
 GCC/Clang:
 
 - `debug`: `-O0 -g -Wall -Wextra -fno-omit-frame-pointer -DDCR_DEBUG`
-- `release`: `-O3 -DNDEBUG -march=native`
+- `release`: `-O3 -DNDEBUG`
 
 MSVC: