Added this stupid vibecoded app as a test

LaDOSE.Src/LaDOSE.WebApp/docker-entrypoint.sh

@@ -0,0 +1,24 @@
+#!/bin/sh
+# Vite inlines import.meta.env.VITE_* at build time, so runtime configuration cannot
+# come from an env var the app reads directly. Instead we write /config.js here, which
+# src/app.html loads synchronously ahead of the bundle. One image, any environment.
+set -eu
+
+config_file=/usr/share/nginx/html/config.js
+
+# Drop control characters (newlines included) so the value cannot break out of the
+# string literal, then escape backslashes before double quotes. A URL containing
+# & ? " or a trailing slash stays inert data.
+value=$(printf '%s' "${LADOSE_API_BASE_URL:-}" | tr -d '\001-\037')
+
+if [ -z "$value" ]; then
+    # Empty object, not an empty string: lets the app keep its baked-in default.
+    printf 'window.__LADOSE_CONFIG__ = {};\n' >"$config_file"
+    echo "config.js: LADOSE_API_BASE_URL unset, deferring to the built-in default" >&2
+else
+    escaped=$(printf '%s' "$value" | sed -e 's/\\/\\\\/g' -e 's/"/\\"/g')
+    printf 'window.__LADOSE_CONFIG__ = { apiBaseUrl: "%s" };\n' "$escaped" >"$config_file"
+    echo "config.js: apiBaseUrl=$value" >&2
+fi
+
+exec "$@"