refactor: project structure, makefile

Makefile

@@ -1,5 +1,5 @@
 APP_NAME := autoattendance
-SRC_DIR := src
+SRC_DIR := ./
 BUILD_DIR := bin
 CMD_PATH := ./cmd
 
@@ -28,11 +28,11 @@ $(shell $(MKDIR) $(BUILD_DIR))
 all: tidy test build
 
 build:
-	@cd $(SRC_DIR) && $(GOBUILD) -o ../$(BINARY_NAME) $(CMD_PATH)
+	@cd $(SRC_DIR) && $(GOBUILD) -o $(BINARY_NAME) $(CMD_PATH)
 	@echo "Build complete: $(BINARY_NAME)"
 
 run: build
-	@./$(BINARY_NAME)
+	@$(BINARY_NAME)
 
 test:
 	@cd $(SRC_DIR) && $(GOTEST) ./...
@@ -50,8 +50,8 @@ help:
 
 build-linux:
 	@$(MKDIR) $(BUILD_DIR)
-	@cd $(SRC_DIR) && GOOS=linux GOARCH=amd64 $(GOBUILD) -o ../$(BUILD_DIR)/$(APP_NAME)-linux $(CMD_PATH)
+	@cd $(SRC_DIR) && GOOS=linux GOARCH=amd64 $(GOBUILD) -o $(BUILD_DIR)/$(APP_NAME)-linux $(CMD_PATH)
 
 build-windows:
 	@$(MKDIR) $(BUILD_DIR)
-	@cd $(SRC_DIR) && GOOS=windows GOARCH=amd64 $(GOBUILD) -o ../$(BUILD_DIR)/$(APP_NAME).exe $(CMD_PATH)
+	@cd $(SRC_DIR) && GOOS=windows GOARCH=amd64 $(GOBUILD) -o $(BUILD_DIR)/$(APP_NAME).exe $(CMD_PATH)