diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..9a556b0
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,7 @@
+{
+    "workbench.colorCustomizations": {
+        "activityBar.background": "#1A2375",
+        "titleBar.activeBackground": "#2430A3",
+        "titleBar.activeForeground": "#FCFCFE"
+    }
+}
\ No newline at end of file
diff --git a/Docker/python.dockerfile b/Docker/python.dockerfile
index 398f5e5..0d476fe 100644
--- a/Docker/python.dockerfile
+++ b/Docker/python.dockerfile
@@ -36,7 +36,8 @@ RUN DEBIAN_FRONTEND=noninteractive apt update && apt install -y \
     libpq-dev gcc wget gnupg2 curl openssh-client git make build-essential \
     make build-essential libssl-dev zlib1g-dev \
     libbz2-dev libreadline-dev libsqlite3-dev wget curl llvm \
-    libncursesw5-dev xz-utils tk-dev libxml2-dev libxmlsec1-dev libffi-dev liblzma-dev
+    libncursesw5-dev xz-utils tk-dev libxml2-dev libxmlsec1-dev libffi-dev liblzma-dev \
+    pngquant optipng
 
 # add custom host file
 # COPY hosts tmp/