Small refactor of scripts, Dockerfile, and docker-compose to support load balancing, and mutiple replicas. Various fixes related to playwright installation in container environment, static file handling, and etc.

scripts/prebuild.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+# Remove all files in staticfiles except .gitkeep
+if [ -d "staticfiles" ]; then
+    find staticfiles -type f ! -name '.gitkeep' -delete
+    find staticfiles -type d -empty -delete
+fi
+
+# Build the tailwind theme css
+cd theme/static_src
+npm install . && npm run build
+cd ../../