[refactor] Clean up Makefile structure and improve build process clarity

Author: chrisdedman

Makefile

@@ -1,42 +1,39 @@
 PROJECT    = CodeAstra
 BUILD_DIR  = $(PWD)/build
-EXECUTABLE = $(PROJECT)
 
-# Set CMake options
 CMAKE_OPTIONS = ..
 
-# Default target: Run CMake and install the project
-all: build install
+.PHONY: all build clean install build_tests test
+
+all: install
 
-# Run CMake to build the project
 build:
-	@echo "Building $(PROJECT) with CMake..."
+	@echo "Building $(PROJECT)..."
 	@mkdir -p $(BUILD_DIR)
 	@cd $(BUILD_DIR) && cmake $(CMAKE_OPTIONS)
 
-# Clean the build directory
 clean:
 	@echo "Cleaning the build directory..."
 	@rm -rf $(BUILD_DIR)
 
-# Uninstalling the software
-uninstall: clean
-	@echo "Uninstalling $(PROJECT)..."
-	@rm -f $(EXECUTABLE)
-
-# Install the project
 install: build
 	@echo "Installing $(PROJECT)..."
-	@cd $(BUILD_DIR) && make
-	@echo "$(PROJECT) installed."
+	@cmake --build $(BUILD_DIR)
+	@echo "Installation complete."
 
 build_tests: build
-	@cd $(BUILD_DIR)/tests/ && make
+	@echo "Building tests..."
+	@$(MAKE) -C $(BUILD_DIR)/tests
 
 test: build_tests
+	@echo "Running tests..."
 	@for test in ./build/tests/test_*; do \
 		if [ -f $$test ]; then \
 			echo "Running $$test..."; \
 			$$test; \
 		fi; \
 	done
+
+run:
+	@echo "Running $(PROJECT)..."
+	@./build/bin/$(PROJECT)