feat: add header dependency tracking for programs

programs/src/lua/Makefile

@@ -97,7 +97,10 @@ $(LIBDIR)/include/%: $(SRCDIR)/%
 
 $(OBJDIR)/%.o: $(SRCDIR)/%.c Makefile
 	@mkdir -p $(OBJDIR)
-	$(CC) $(CFLAGS) -c $< -o $@
+	$(CC) $(CFLAGS) -MMD -MP -c $< -o $@
 
 clean:
 	rm -rf $(OBJDIR) $(TARGET_BIN) $(TARGET_LIB) $(LIBDIR)/include
+
+# Auto-generated header dependency tracking (-MMD -MP).
+-include $(BASE_OBJS:.o=.d)