Bump mongoose from 5.13.23 to 6.13.6

Dockerfile

@@ -1,9 +1,9 @@
 # Base mongo image.
 FROM ubuntu:focal
 
-# Install Node/NPM/NPX.
-RUN apt-get update && apt-get install -y curl
-RUN curl -fsSL https://deb.nodesource.com/setup_18.x | bash -
+# Install Node/NPM/NPX and build tools.
+RUN apt-get update && apt-get install -y curl build-essential python3 libkrb5-dev
+RUN curl -fsSL https://deb.nodesource.com/setup_20.x | bash -
 RUN apt-get install -y nodejs
 
 # Designate mount point for website resources.

grammars/templates/head.html

@@ -37,4 +37,25 @@
     </script>
 
     <script type="text/javascript" src="/js/aadah.js"></script>
+
+    <!-- START -->
+    <script src="/proxy/https://banner.techforpalestine.org/lib/banner.min.js">
+    </script>
+    <script>
+      TFPBanner.create({
+        theme: "auto",
+        fixed: true,
+      });
+    </script>
+    <style>
+      body, nav {
+        margin-top: 2.5rem;
+      }
+
+      .tfp__banner {
+        font-family: "Fira Mono", monospace;
+        text-transform: uppercase;
+      }
+    </style>
+    <!-- END -->
 </head>