diff --git a/.gitignore b/backend/.gitignore
similarity index 74%
rename from .gitignore
rename to backend/.gitignore
index 11cf02a..c5713f2 100644
--- a/.gitignore
+++ b/backend/.gitignore
@@ -2,4 +2,5 @@
 test_output
 test_output/*
 test_tif
-output
\ No newline at end of file
+output
+uploads
\ No newline at end of file
diff --git a/cp_run.py b/backend/cp_run.py
similarity index 100%
rename from cp_run.py
rename to backend/cp_run.py
diff --git a/cp_train.py b/backend/cp_train.py
similarity index 100%
rename from cp_train.py
rename to backend/cp_train.py
diff --git a/flaskApp.py b/backend/flaskApp.py
similarity index 60%
rename from flaskApp.py
rename to backend/flaskApp.py
index 762b714..f6a6f2c 100644
--- a/flaskApp.py
+++ b/backend/flaskApp.py
@@ -1,9 +1,13 @@
 from flask import Flask, send_from_directory, request, jsonify
 import os, shutil, time, threading
 from werkzeug.utils import secure_filename
+from flask_cors import CORS
+from pathlib import Path
 
 app = Flask(__name__)
-UPLOAD_DIR = "./uploads"
+CORS(app)
+BASE_DIR = Path(__file__).resolve().parent
+UPLOAD_DIR = BASE_DIR / "uploads"
 os.makedirs(UPLOAD_DIR, exist_ok=True)
 
 def run_flask():
@@ -15,21 +19,21 @@ def index():
 
 @app.route("/testdl")
 def test_download():
-    return send_from_directory("./test_output/2025-09-16-20-03-51", "img_overlay.png", as_attachment=True)
+    return send_from_directory("test_output/2025-09-16-20-03-51", "img_overlay.png", as_attachment=True)
 
 @app.route("/dl/<timestamp>")
 def download(timestamp):
-    input_dir = os.path.join("./output", timestamp)
-    output_dir = os.path.join("./output/tmp", timestamp)  # 不要加 .zip，make_archive 会自动加
-    os.makedirs("./output/tmp", exist_ok=True)  # 确保 tmp 存在
+    input_dir = os.path.join("output", timestamp)
+    output_dir = os.path.join("output/tmp", timestamp)  # 不要加 .zip，make_archive 会自动加
+    os.makedirs("output/tmp", exist_ok=True)  # 确保 tmp 存在
     shutil.make_archive(output_dir, 'zip', input_dir)
     print(f"压缩完成: {output_dir}.zip")
-    return send_from_directory("./output/tmp", f"{timestamp}.zip", as_attachment=True)
+    return send_from_directory("output/tmp", f"{timestamp}.zip", as_attachment=True)
 
 
 @app.post("/upload")
 def upload():
-    files = request.files.getlist("files")  # ← 前端用同一个键名多次 append
+    files = request.files.getlist("files")
     saved = []
     for f in files:
         if not f or f.filename == "":
diff --git a/main.py b/backend/main.py
similarity index 100%
rename from main.py
rename to backend/main.py
diff --git a/backend/requirements.txt b/backend/requirements.txt
new file mode 100644
index 0000000..3ddb55f
--- /dev/null
+++ b/backend/requirements.txt
@@ -0,0 +1,6 @@
+numpy~=2.1.2
+cellpose~=4.0.6
+pillow~=11.0.0
+sympy~=1.13.3
+flask~=3.1.2
+werkzeug~=3.1.3
\ No newline at end of file
diff --git a/frontend/index.html b/frontend/index.html
new file mode 100644
index 0000000..63398b8
--- /dev/null
+++ b/frontend/index.html
@@ -0,0 +1,31 @@
+<input id="fileInput" type="file" multiple />
+<button id="uploadBtn">Upload</button>
+<progress id="bar" max="100" value="0" style="width:300px;"></progress>
+
+<script src="https://cdn.jsdelivr.net/npm/axios/dist/axios.min.js"></script>
+<script>
+const API = "http://10.147.18.141:5000/upload";
+
+document.getElementById("uploadBtn").addEventListener("click", async () => {
+  const input = document.getElementById("fileInput");
+  if (!input.files.length) return alert("请选择文件");
+
+  const fd = new FormData();
+  for (const f of input.files) fd.append("files", f);
+
+  const bar = document.getElementById("bar");
+  try {
+    const res = await axios.post(API, fd, {
+      onUploadProgress: (e) => {
+        if (e.total) bar.value = Math.round((e.loaded * 100) / e.total);
+      },
+      // 不要显式设置 Content-Type
+    });
+    alert("上传成功：" + JSON.stringify(res.data));
+  } catch (e) {
+    alert("上传失败：" + (e.response?.data?.message || e.message));
+  } finally {
+    bar.value = 0;
+  }
+});
+</script>