diff --git a/docs/files/WeChat-zhushou.png b/docs/files/WeChat-zhushou.png
index bdd3ca73..2d767be6 100644
Binary files a/docs/files/WeChat-zhushou.png and b/docs/files/WeChat-zhushou.png differ
diff --git a/docs/files/WeChat.jpg b/docs/files/WeChat.jpg
index 1e868cbe..30cd470f 100644
Binary files a/docs/files/WeChat.jpg and b/docs/files/WeChat.jpg differ
diff --git a/docs/files/ci.png b/docs/files/ci.png
index e58858fc..c58cfac9 100644
Binary files a/docs/files/ci.png and b/docs/files/ci.png differ
diff --git a/docs/files/demo-adduser-en.jpeg b/docs/files/demo-adduser-en.jpeg
index 292663c4..ead6629a 100644
Binary files a/docs/files/demo-adduser-en.jpeg and b/docs/files/demo-adduser-en.jpeg differ
diff --git a/docs/files/demo-adduser.jpeg b/docs/files/demo-adduser.jpeg
index 1407ff50..a221732a 100644
Binary files a/docs/files/demo-adduser.jpeg and b/docs/files/demo-adduser.jpeg differ
diff --git a/docs/files/demo-gptmeeting.jpeg b/docs/files/demo-gptmeeting.jpeg
index 72f3e697..e7932b45 100644
Binary files a/docs/files/demo-gptmeeting.jpeg and b/docs/files/demo-gptmeeting.jpeg differ
diff --git a/docs/files/demo-jiqiren.jpeg b/docs/files/demo-jiqiren.jpeg
index ab6bf161..2f60d78c 100644
Binary files a/docs/files/demo-jiqiren.jpeg and b/docs/files/demo-jiqiren.jpeg differ
diff --git a/docs/files/intro-flow-en.png b/docs/files/intro-flow-en.png
index 9ffc589e..38bb7347 100644
Binary files a/docs/files/intro-flow-en.png and b/docs/files/intro-flow-en.png differ
diff --git a/docs/files/intro-flow-simple.png b/docs/files/intro-flow-simple.png
index 3938a0e1..07187c06 100644
Binary files a/docs/files/intro-flow-simple.png and b/docs/files/intro-flow-simple.png differ
diff --git a/docs/files/intro-flow.png b/docs/files/intro-flow.png
index 60183021..0b112716 100644
Binary files a/docs/files/intro-flow.png and b/docs/files/intro-flow.png differ
diff --git "a/docs/files/\343\203\211\343\202\255\343\203\245\343\203\241\343\203\263\343\203\210-\346\227\245\346\234\254\350\252\236-blue.svg" "b/docs/files/\343\203\211\343\202\255\343\203\245\343\203\241\343\203\263\343\203\210-\346\227\245\346\234\254\350\252\236-blue.svg"
index 08bbdd46..47df732d 100644
--- "a/docs/files/\343\203\211\343\202\255\343\203\245\343\203\241\343\203\263\343\203\210-\346\227\245\346\234\254\350\252\236-blue.svg"
+++ "b/docs/files/\343\203\211\343\202\255\343\203\245\343\203\241\343\203\263\343\203\210-\346\227\245\346\234\254\350\252\236-blue.svg"
@@ -1 +1 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="114" height="20" role="img" aria-label="ドキュメント: 日本語"><title>ドキュメント: 日本語</title><linearGradient id="s" x2="0" y2="100%"><stop offset="0" stop-color="#bbb" stop-opacity=".1"/><stop offset="1" stop-opacity=".1"/></linearGradient><clipPath id="r"><rect width="114" height="20" rx="3" fill="#fff"/></clipPath><g clip-path="url(#r)"><rect width="65" height="20" fill="#555"/><rect x="65" width="49" height="20" fill="#007ec6"/><rect width="114" height="20" fill="url(#s)"/></g><g fill="#fff" text-anchor="middle" font-family="Verdana,Geneva,DejaVu Sans,sans-serif" text-rendering="geometricPrecision" font-size="110"><text aria-hidden="true" x="335" y="150" fill="#010101" fill-opacity=".3" transform="scale(.1)" textLength="550">ドキュメント</text><text x="335" y="140" transform="scale(.1)" fill="#fff" textLength="550">ドキュメント</text><text aria-hidden="true" x="885" y="150" fill="#010101" fill-opacity=".3" transform="scale(.1)" textLength="390">日本語</text><text x="885" y="140" transform="scale(.1)" fill="#fff" textLength="390">日本語</text></g></svg>
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="114" height="20" aria-label="ドキュメント: 日本語" role="img"><title>ドキュメント: 日本語</title><linearGradient id="s" x2="0" y2="100%"><stop offset="0" stop-color="#bbb" stop-opacity=".1"/><stop offset="1" stop-opacity=".1"/></linearGradient><clipPath id="r"><rect width="114" height="20" fill="#fff" rx="3"/></clipPath><g clip-path="url(#r)"><rect width="65" height="20" fill="#555"/><rect width="49" height="20" x="65" fill="#007ec6"/><rect width="114" height="20" fill="url(#s)"/></g><g fill="#fff" font-family="Verdana,Geneva,DejaVu Sans,sans-serif" font-size="110" text-anchor="middle" text-rendering="geometricPrecision"><text x="335" y="150" fill="#010101" fill-opacity=".3" aria-hidden="true" textLength="550" transform="scale(.1)">ドキュメント</text><text x="335" y="140" fill="#fff" textLength="550" transform="scale(.1)">ドキュメント</text><text x="885" y="150" fill="#010101" fill-opacity=".3" aria-hidden="true" textLength="390" transform="scale(.1)">日本語</text><text x="885" y="140" fill="#fff" textLength="390" transform="scale(.1)">日本語</text></g></svg>
\ No newline at end of file
diff --git a/frontend/static/image/logo.png b/frontend/static/image/logo.png
index 721a73f0..89f68882 100644
Binary files a/frontend/static/image/logo.png and b/frontend/static/image/logo.png differ
diff --git a/frontend/static/image/models.png b/frontend/static/image/models.png
index 654dd99e..53016a0c 100644
Binary files a/frontend/static/image/models.png and b/frontend/static/image/models.png differ