refactor: move umami and sentry to server side

Dockerfile

@@ -25,17 +25,10 @@ ENV NEXT_TELEMETRY_DISABLED=1
 # Build-time environment variables for Next.js
 # These are baked into the client bundle during build
 ARG NEXT_PUBLIC_BASE_URL
-ARG NEXT_PUBLIC_BASE_URL
-ARG NEXT_PUBLIC_UMAMI_WEBSITE_ID
-ARG UMAMI_API_ENDPOINT
-ARG UMAMI_SCRIPT_URL
-ARG NEXT_PUBLIC_UMAMI_SCRIPT_URL
 ARG NEXT_PUBLIC_TARGET
 ARG DIRECTUS_URL
 
 ENV NEXT_PUBLIC_BASE_URL=$NEXT_PUBLIC_BASE_URL
-ENV NEXT_PUBLIC_UMAMI_WEBSITE_ID=$NEXT_PUBLIC_UMAMI_WEBSITE_ID
-ENV UMAMI_API_ENDPOINT=${UMAMI_API_ENDPOINT:-${UMAMI_SCRIPT_URL:-$NEXT_PUBLIC_UMAMI_SCRIPT_URL}}
 ENV NEXT_PUBLIC_TARGET=$NEXT_PUBLIC_TARGET
 ENV DIRECTUS_URL=$DIRECTUS_URL