diff --git a/.circleci/config.yml b/.circleci/config.yml
index 2440b829..3ac2773c 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -11,7 +11,7 @@ jobs:
           name: Install dependencies
           command: |
             apk add --no-cache py-pip=9.0.0-r1
-            pip install docker-compose==1.15.0
+            pip install --trusted-host pypi.org --trusted-host files.pythonhosted.org docker-compose
       - run:
           name: Run tests
           command: |
diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 00000000..e69de29b
diff --git a/.idea/dockerapp.iml b/.idea/dockerapp.iml
new file mode 100644
index 00000000..d6ebd480
--- /dev/null
+++ b/.idea/dockerapp.iml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 00000000..639900d1
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 00000000..4e4e629f
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/dockerapp.iml" filepath="$PROJECT_DIR$/.idea/dockerapp.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 00000000..35eb1ddf
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
new file mode 100644
index 00000000..618d8104
--- /dev/null
+++ b/.idea/workspace.xml
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ChangeListManager">
+    <list default="true" id="d385d6b8-9ca4-4482-913b-316167263ede" name="Default Changelist" comment="">
+      <change beforePath="$PROJECT_DIR$/.circleci/config.yml" beforeDir="false" afterPath="$PROJECT_DIR$/.circleci/config.yml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
+    </list>
+    <option name="SHOW_DIALOG" value="false" />
+    <option name="HIGHLIGHT_CONFLICTS" value="true" />
+    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
+    <option name="LAST_RESOLUTION" value="IGNORE" />
+  </component>
+  <component name="Git.Settings">
+    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
+  </component>
+  <component name="ProjectId" id="2sLyNJLfuwZx7QBOq4VfsgplDaF" />
+  <component name="ProjectViewState">
+    <option name="hideEmptyMiddlePackages" value="true" />
+    <option name="showLibraryContents" value="true" />
+  </component>
+  <component name="PropertiesComponent">
+    <property name="RunOnceActivity.OpenProjectViewOnStart" value="true" />
+    <property name="RunOnceActivity.ShowReadmeOnStart" value="true" />
+    <property name="WebServerToolWindowFactoryState" value="false" />
+    <property name="aspect.path.notification.shown" value="true" />
+    <property name="nodejs_package_manager_path" value="npm" />
+  </component>
+  <component name="SpellCheckerSettings" RuntimeDictionaries="0" Folders="0" CustomDictionaries="0" DefaultDictionary="application-level" UseSingleDictionary="true" transferred="true" />
+  <component name="TaskManager">
+    <task active="true" id="Default" summary="Default task">
+      <changelist id="d385d6b8-9ca4-4482-913b-316167263ede" name="Default Changelist" comment="" />
+      <created>1738249107448</created>
+      <option name="number" value="Default" />
+      <option name="presentableId" value="Default" />
+      <updated>1738249107448</updated>
+      <workItem from="1738249109412" duration="5000" />
+      <workItem from="1738249132417" duration="2210000" />
+    </task>
+    <servers />
+  </component>
+  <component name="TypeScriptGeneratedFilesManager">
+    <option name="version" value="3" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index bca0015a..9c416a15 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.5
+FROM python:3.8
 RUN pip install Flask==0.11.1 redis==2.10.5
 RUN useradd -ms /bin/bash admin
 USER admin
diff --git a/dummy.txt b/dummy.txt
new file mode 100644
index 00000000..e69de29b