Update Dockerfile

linkwarden/Dockerfile

@@ -30,7 +30,7 @@ ENV S6_CMD_WAIT_FOR_SERVICES=1 \
 
 # Install postgres
 RUN \
-    apt update && apt install vim gnupg2 lsb-release -y && \
+    apt update && apt install vim gnupg2 lsb-release sudo -y && \
     curl -fsSL https://www.postgresql.org/media/keys/ACCC4CF8.asc| gpg --dearmor -o /etc/apt/trusted.gpg.d/postgresql.gpg && \
     sh -c 'echo "deb https://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list' && \
     apt update && apt install -y postgresql-16