Always use ninja

design.md

@@ -8,10 +8,11 @@ WeaselDB is a high-performance write-side database component designed for system
 
 ### Build System
 - Use CMake with C++20 standard
+- **Always use ninja to build** (preferred over make)
 - Primary build commands:
   - `mkdir -p build && cd build`
-  - `cmake .. -DCMAKE_BUILD_TYPE=Release`
-  - `ninja` or `make -j$(nproc)`
+  - `cmake .. -G Ninja -DCMAKE_BUILD_TYPE=Release`
+  - `ninja`
 
 ### Testing and Development Workflow
 - **Run all tests**: `ninja test` or `ctest`
@@ -319,7 +320,7 @@ The modular design allows each component to be optimized independently while mai
 
 ### Build System Details
 - CMake generates gperf hash tables at build time
-- Ninja is preferred over make for faster incremental builds
+- **Always use ninja** - preferred over make for faster incremental builds
 - Release builds include debug symbols for profiling
 - All external dependencies except weaseljson are auto-fetched
 
@@ -485,3 +486,9 @@ background_processor.submit([raw_conn]() {
   Server::releaseBackToServer(std::unique_ptr<Connection>(raw_conn));
 });
 ```
+
+## Development Notes
+
+- **Always use ninja to build** - faster and more reliable than make
+- Build from project root: `mkdir -p build && cd build && cmake .. -G Ninja && ninja`
+- For specific targets: `ninja <target_name>` (e.g., `ninja load_tester`)