[WIP] Fix duplicate files in repository and update accordingly

Dockerfile

@@ -19,13 +19,12 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 WORKDIR /build
 
 # Copy source files
-COPY System_Programming_Projects/ System_Programming_Projects/
 COPY src/ src/
 COPY include/ include/
 COPY tests/ tests/
 COPY Makefile .
 
-# Build the project (supports both legacy and new structure)
+# Build the project
 RUN make clean && make all
 
 # Run tests during build to ensure correctness
@@ -46,9 +45,8 @@ RUN useradd -m -s /bin/bash sysuser
 
 WORKDIR /app
 
-# Copy only the built binaries (handles both structures)
-COPY --from=builder /build/bin/* /app/ 2>/dev/null || \
-    (cp /build/myshell /app/ && cp /build/queue_test /app/)
+# Copy the built binaries
+COPY --from=builder /build/bin/* /app/
 
 # Set ownership
 RUN chown -R sysuser:sysuser /app

Makefile

@@ -16,42 +16,23 @@ TEST_DIR   := tests
 BUILD_DIR  := build
 BIN_DIR    := bin
 
-# Legacy support
-LEGACY_DIR := System_Programming_Projects
-
 # Source files
 SHELL_SRCS  := $(SRC_DIR)/shell/myshell.c $(SRC_DIR)/shell/shell_main.c
 QUEUE_SRCS  := $(SRC_DIR)/queue/queue.c
 QUEUE_TEST  := $(TEST_DIR)/queue_test.c
 
-# Fallback to legacy structure if new structure doesn't exist
-ifeq ($(wildcard $(SRC_DIR)/shell/myshell.c),)
-    SHELL_SRCS := $(LEGACY_DIR)/shell/myshell.c $(LEGACY_DIR)/shell/shell_main.c
-    QUEUE_SRCS := $(LEGACY_DIR)/queue/queue.c
-    QUEUE_TEST := $(LEGACY_DIR)/queue/queue_test.c
-    INC_DIR    := $(LEGACY_DIR)/queue
-endif
-
 # Build targets
 MYSHELL     := $(BIN_DIR)/myshell
 QUEUE_TEST_BIN := $(BIN_DIR)/queue_test
 
-# Legacy targets (for backward compatibility)
-MYSHELL_LEGACY := myshell
-QUEUE_TEST_LEGACY := queue_test
-
 # ============================================================================
 # Phony targets
 # ============================================================================
-.PHONY: all clean test check debug help install \
-        legacy legacy-test legacy-clean format
+.PHONY: all clean test check debug help install format
 
 # Default target
 all: $(BIN_DIR) $(MYSHELL) $(QUEUE_TEST_BIN)
 
-# Legacy build (backward compatible)
-legacy: $(MYSHELL_LEGACY) $(QUEUE_TEST_LEGACY)
-
 # ============================================================================
 # Build rules
 # ============================================================================
@@ -60,25 +41,18 @@ legacy: $(MYSHELL_LEGACY) $(QUEUE_TEST_LEGACY)
 $(BIN_DIR):
 	@mkdir -p $(BIN_DIR)
 
-# Build shell (new structure)
+# Build shell
 $(MYSHELL): $(SHELL_SRCS) | $(BIN_DIR)
 	@echo "Building myshell..."
 	$(CC) $(CFLAGS) -I$(INC_DIR) -o $@ $^ $(LDFLAGS)
 	@echo "✓ myshell built successfully"
 
-# Build queue test (new structure)
+# Build queue test
 $(QUEUE_TEST_BIN): $(QUEUE_SRCS) $(QUEUE_TEST) | $(BIN_DIR)
 	@echo "Building queue_test..."
 	$(CC) $(CFLAGS) $(THREADS) -I$(INC_DIR) -o $@ $^ $(LDFLAGS)
 	@echo "✓ queue_test built successfully"
 
-# Legacy targets (backward compatible)
-$(MYSHELL_LEGACY): $(SHELL_SRCS)
-	$(CC) $(CFLAGS) -o $@ $^
-
-$(QUEUE_TEST_LEGACY): $(LEGACY_DIR)/queue/queue.c $(LEGACY_DIR)/queue/queue_test.c
-	$(CC) $(CFLAGS) $(THREADS) -o $@ $^
-
 # ============================================================================
 # Test and validation
 # ============================================================================
@@ -89,10 +63,6 @@ test: $(QUEUE_TEST_BIN)
 	@$(QUEUE_TEST_BIN)
 	@echo "✓ All tests passed"
 
-# Legacy test
-legacy-test: $(QUEUE_TEST_LEGACY)
-	@./$(QUEUE_TEST_LEGACY)
-
 # Code quality check (runs tests and validates build)
 check: all test
 	@echo "✓ All checks passed"
@@ -126,12 +96,9 @@ format:
 clean:
 	@echo "Cleaning build artifacts..."
 	@rm -rf $(BIN_DIR) $(BUILD_DIR)
-	@rm -f $(MYSHELL_LEGACY) $(QUEUE_TEST_LEGACY) *.o
+	@rm -f *.o
 	@echo "✓ Clean complete"
 
-legacy-clean:
-	@rm -f $(MYSHELL_LEGACY) $(QUEUE_TEST_LEGACY) *.o
-
 # ============================================================================
 # Installation (local)
 # ============================================================================
@@ -160,10 +127,6 @@ help:
 	@echo "  install      - Install to PREFIX (default: /usr/local)"
 	@echo "  help         - Show this help message"
 	@echo ""
-	@echo "Legacy targets (backward compatibility):"
-	@echo "  legacy       - Build in legacy mode"
-	@echo "  legacy-test  - Run tests in legacy mode"
-	@echo ""
 	@echo "Examples:"
 	@echo "  make              # Build all"
 	@echo "  make test         # Run tests"