Reduce docker image from 1.39 GB to 611 MB (#341)

* Reduce docker image from 1.39 GB to 611 MB
* Declare environment variables

tdrive/docker/tdrive-nextcloud-migration/Dockerfile

@@ -1,8 +1,8 @@
 # Use an official Node.js runtime as the base image
-FROM node:bullseye
+FROM node:bullseye-slim AS updated
 
 RUN apt update && apt -y dist-upgrade
-RUN apt install dirmngr
+RUN apt install -y gnupg
 
 RUN echo "deb http://ppa.launchpad.net/nextcloud-devs/client/ubuntu zesty main" >> /etc/apt/sources.list.d/nextcloud-client.list
 RUN echo "deb-src http://ppa.launchpad.net/nextcloud-devs/client/ubuntu zesty main" >> /etc/apt/sources.list.d/nextcloud-client.list
@@ -13,10 +13,12 @@ RUN apt update -y
 
 RUN apt install --assume-yes nextcloud-desktop-cmd
 
-RUN apt install ldap-utils
+RUN apt install -y ldap-utils
 
 RUN apt autoremove && apt clean && rm -rf /var/lib/apt/lists/*
 
+FROM updated
+
 # Set the working directory inside the container
 WORKDIR /usr/src/app
 
@@ -32,4 +34,23 @@ RUN npm i && npm run build && npm cache clean --force && rm -rf node_modules
 RUN perl -i -ne 'print unless/prestart/' package.json
 
 # Run the Node.js application
-CMD ["npm", "run", "start"]
+#CMD ["npm", "run", "start"]
+
+FROM updated
+
+ENV SERVER_PORT=3000 \
+    LDAP_BASE= \
+    LDAP_URL= \
+    LEMON_USERS_URL= \
+    LEMON_USERS_AUTH= \
+    TMP_DIR=/tmp \
+    NEXTCLOUD_URL= \
+    TWAKE_DRIVE_URL= \
+    TWAKE_DRIVE_APP_ID= \
+    TWAKE_DRIVE_SECRET= \
+    USER_PROVIDER=
+
+COPY --from=1 /usr/src/app/dist/* /
+RUN mv express_server.js express_server.mjs
+
+CMD ["node","express_server.mjs"]