改用API驗證

requirements.txt

@@ -10,6 +10,7 @@ Flask-JWT-Extended==4.6.0
 PyMySQL==1.1.0
 SQLAlchemy==2.0.23
 Alembic==1.12.1
+cryptography>=41.0.0
 
 # Task Queue
 Celery==5.3.4
@@ -23,6 +24,12 @@ python-docx==1.1.0
 python-pptx==0.6.23
 openpyxl==3.1.2
 PyPDF2==3.0.1
+PyMuPDF>=1.23.0
+
+# Image Processing (for OCR enhancement)
+Pillow>=10.0.0
+opencv-python-headless==4.8.1.78
+numpy>=1.24.0,<2.0.0
 
 # Translation & Language Processing
 requests==2.31.0
@@ -33,7 +40,7 @@ pysbd==0.3.4
 python-dotenv==1.0.0
 Werkzeug==3.0.1
 gunicorn==21.2.0
-gevent==23.9.1
+gevent>=23.9.0
 
 # Email
 Jinja2==3.1.2
@@ -46,4 +53,4 @@ coverage==7.3.2
 
 # Development
 black==23.11.0
-flake8==6.1.0
+flake8==6.1.0