diff --git a/.DS_Store b/.DS_Store
index ea3d4d7..2087ca6 100644
Binary files a/.DS_Store and b/.DS_Store differ
diff --git a/系统架构图.pptx b/系统架构图.pptx
new file mode 100644
index 0000000..f37904e
Binary files /dev/null and b/系统架构图.pptx differ