diff --git a/.gitignore b/.gitignore
index 1e4f836..764b603 100644
--- a/.gitignore
+++ b/.gitignore
@@ -38,3 +38,4 @@ nosetests.xml
 venv
 app.db
 microblog.log*
+.env
diff --git a/Dockerfile b/Dockerfile
index 6604175..ebd77ad 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,6 +5,7 @@ RUN useradd microblog
 WORKDIR /home/microblog
 
 COPY requirements.txt requirements.txt
+COPY .env .env
 RUN python -m venv venv
 RUN venv/bin/pip install -r requirements.txt
 RUN venv/bin/pip install gunicorn pymysql cryptography
@@ -16,6 +17,10 @@ RUN chmod a+x boot.sh
 
 ENV FLASK_APP microblog.py
 
+CMD flask db upgrade
+CMD flask db migrate -m "two-factor authentication"
+CMD flask db upgrade
+
 RUN chown -R microblog:microblog ./
 USER microblog
 
diff --git a/requirements.txt b/requirements.txt
index fbfd869..eb4d95f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,13 +1,17 @@
 alembic==1.6.5
+async-generator==1.10
+attrs==22.2.0
 Babel==2.9.1
 blinker==1.4
 certifi==2021.5.30
 chardet==4.0.0
+charset-normalizer==3.0.1
 click==8.0.1
 dnspython==2.1.0
 dominate==2.6.0
 elasticsearch==7.13.3
 email-validator==1.1.3
+exceptiongroup==1.1.0
 Flask==2.0.1
 Flask-Babel==2.0.0
 Flask-Bootstrap==3.3.7.1
@@ -19,6 +23,7 @@ Flask-Moment==1.0.1
 Flask-SQLAlchemy==2.5.1
 Flask-WTF==0.15.1
 greenlet==2.0.2
+h11==0.14.0
 httpie==2.4.0
 idna==2.10
 itsdangerous==2.0.1
@@ -26,6 +31,7 @@ Jinja2==3.0.1
 langdetect==1.0.9
 Mako==1.1.4
 MarkupSafe==2.0.1
+outcome==1.2.0
 Pygments==2.9.0
 PyJWT==2.1.0
 PySocks==1.7.1
@@ -37,14 +43,16 @@ redis==3.5.3
 requests==2.25.1
 requests-toolbelt==0.9.1
 rq==1.9.0
-selenium
+selenium==4.4.1
 six==1.16.0
+sniffio==1.3.0
+sortedcontainers==2.4.0
 SQLAlchemy==1.4.20
+trio==0.22.0
+trio-websocket==0.9.2
+twilio==7.16.4
 urllib3==1.26.6
 visitor==0.1.3
 Werkzeug==2.0.1
+wsproto==1.2.0
 WTForms==2.3.3
-
-# requirements for Heroku
-#psycopg2==2.9.1
-#gunicorn==20.1.0