diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index 0e0469003..f8ea94911 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -1,11 +1,7 @@
-FROM quay.io/wekan/ubuntu:hirsute-20210522
+FROM quay.io/wekan/ubuntu:groovy-20210115
 LABEL maintainer="sgr"
 
-# 2020-12-03:
-# - Above Ubuntu base image copied from Docker Hub ubuntu:groovy-20201125.2
-#   to Quay to avoid Docker Hub rate limits.
-
-ENV BUILD_DEPS="gnupg gosu bsdtar wget curl bzip2 g++ build-essential python git ca-certificates iproute2"
+ENV BUILD_DEPS="gnupg gosu libarchive-tools wget curl bzip2 g++ build-essential python git ca-certificates iproute2"
 ENV DEBIAN_FRONTEND=noninteractive
 
 ENV \
@@ -140,17 +136,17 @@ ENV \
 RUN set -o xtrace \
   && useradd --user-group -m --system --home-dir /home/wekan wekan \
   && apt-get update \
-	&& apt-get install --assume-yes --no-install-recommends apt-utils apt-transport-https ca-certificates 2>&1 \
-	&& apt-get install --assume-yes --no-install-recommends ${BUILD_DEPS}
+  && apt-get install --assume-yes --no-install-recommends apt-utils apt-transport-https ca-certificates 2>&1 \
+  && apt-get install --assume-yes --no-install-recommends ${BUILD_DEPS}
 
 # Install NodeJS
 RUN set -o xtrace \
   && cd /tmp \
-  && curl -fsSLO --compressed "https://nodejs.org/dist/v$NODE_VERSION/node-v$NODE_VERSION-$ARCHITECTURE.tar.xz" \
-  && curl -fsSLO --compressed "https://nodejs.org/dist/v$NODE_VERSION/SHASUMS256.txt.asc" \
-  && grep " node-v$NODE_VERSION-$ARCHITECTURE.tar.xz\$" SHASUMS256.txt.asc | sha256sum -c - \
-  && tar -xJf "node-v$NODE_VERSION-$ARCHITECTURE.tar.xz" -C /usr/local --strip-components=1 --no-same-owner \
-  && rm "node-v$NODE_VERSION-$ARCHITECTURE.tar.xz" SHASUMS256.txt.asc \
+  && curl -fsSLO --compressed "https://nodejs.org/dist/$NODE_VERSION/node-$NODE_VERSION-$ARCHITECTURE.tar.xz" \
+  && curl -fsSLO --compressed "https://nodejs.org/dist/$NODE_VERSION/SHASUMS256.txt.asc" \
+  && grep " node-$NODE_VERSION-$ARCHITECTURE.tar.xz\$" SHASUMS256.txt.asc | sha256sum -c - \
+  && tar -xJf "node-$NODE_VERSION-$ARCHITECTURE.tar.xz" -C /usr/local --strip-components=1 --no-same-owner \
+  && rm "node-$NODE_VERSION-$ARCHITECTURE.tar.xz" SHASUMS256.txt.asc \
   && ln -s /usr/local/bin/node /usr/local/bin/nodejs \
   && mkdir -p /usr/local/lib/node_modules/fibers/.node-gyp /root/.node-gyp/${NODE_VERSION} /home/wekan/.config \
   && npm install -g npm@${NPM_VERSION} \
@@ -172,17 +168,65 @@ RUN set -o xtrace \
 
 ENV PATH=$PATH:/home/wekan/.meteor/
 
-# Copy source dir
 USER root
 
 RUN echo "export PATH=$PATH" >> /etc/environment
 
-RUN set -o xtrace \
-  && mkdir /home/wekan/app
+USER wekan
 
-COPY ${SRC_PATH} /home/wekan/app/
+# Copy source dir
+RUN set -o xtrace \
+  && mkdir -p /home/wekan/app/.meteor \
+  && mkdir -p /home/wekan/app/packages
+
+COPY \
+    .meteor/.finished-upgraders \
+    .meteor/.id \
+    .meteor/cordova-plugins \
+    .meteor/packages \
+    .meteor/platforms \
+    .meteor/release \
+    .meteor/versions \
+    /home/wekan/app/.meteor/
+
+COPY \
+    package.json \
+    settings.json \
+    /home/wekan/app/
+
+COPY \
+    packages \
+    /home/wekan/app/packages/
+
+USER root
 
 RUN set -o xtrace \
   && chown -R wekan:wekan /home/wekan/app /home/wekan/.meteor
 
 USER wekan
+
+RUN \
+    set -o xtrace && \
+    sed -i 's/api\.versionsFrom/\/\/api.versionsFrom/' /home/wekan/app/packages/meteor-useraccounts-core/package.js && \
+    cd /home/wekan/.meteor && \
+    /home/wekan/.meteor/meteor -- help;
+
+RUN \
+    set -o xtrace && \
+    # Build app
+    cd /home/wekan/app && \
+    /home/wekan/.meteor/meteor add standard-minifier-js && \
+    /home/wekan/.meteor/meteor npm install && \
+    /home/wekan/.meteor/meteor build --directory /home/wekan/app_build
+
+RUN \
+    set -o xtrace && \
+    cd /home/wekan/app_build/bundle/programs/server/ && \
+    chmod u+w package.json npm-shrinkwrap.json && \
+    npm install
+
+ENV PORT=3000
+EXPOSE $PORT
+WORKDIR /home/wekan/app
+
+CMD ["/home/wekan/.meteor/meteor", "run", "--verbose", "--settings", "settings.json"]
diff --git a/.devcontainer/docker-compose.yml b/.devcontainer/docker-compose.yml
index fab770560..d1e91b858 100644
--- a/.devcontainer/docker-compose.yml
+++ b/.devcontainer/docker-compose.yml
@@ -3,17 +3,18 @@ version: '3.7'
 services:
 
   wekandb-dev:
-    image: mongo:4.0.12
+    image: mongo:4.4
     container_name: wekan-dev-db
     restart: unless-stopped
-    command: mongod --smallfiles --oplogSize 128
+    command: mongod --oplogSize 128
     networks:
       - wekan-dev-tier
     expose:
       - 27017
     volumes:
-      - wekan-dev-db:/data/db
-      - wekan-dev-db-dump:/dump
+      - ./volumes/wekan-db:/data/db
+      - ./volumes/wekan-db-dump:/dump
+      - /etc/localtime:/etc/localtime:ro
 
   wekan-dev:
     container_name: wekan-dev-app
@@ -35,9 +36,13 @@ services:
     depends_on:
       - wekandb-dev
     volumes:
-      - ..:/app:delegated
-    command:
-      sleep infinity
+      - ../client:/home/wekan/app/client
+      - ../models:/home/wekan/app/models
+      - ../config:/home/wekan/app/config
+      - ../i18n:/home/wekan/app/i18n
+      - ../server:/home/wekan/app/server
+      - ../public:/home/wekan/app/public
+      - /etc/localtime:/etc/localtime:ro
 
 volumes:
   wekan-dev-db:
diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 000000000..88a4b6897
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,36 @@
+*~
+*.swp
+.meteor-spk
+*.sublime-workspace
+tmp/
+node_modules/
+npm-debug.log
+.gitmodules
+.vscode/
+.idea/
+.build/*
+**/parts/
+**/stage
+**/prime
+**/*.snap
+snap/.snapcraft/
+.idea
+.DS_Store
+.DS_Store?
+.build*
+*.browserify.js.cached
+*.browserify.js.map
+.build*
+versions.json
+.versions
+.npm
+.build*
+._*
+.Trashes
+Thumbs.db
+ehthumbs.db
+.eslintcache
+.meteor/local
+.devcontainer/docker-compose.extend.yml
+.devcontainer/volumes*/
+.git
diff --git a/.gitignore b/.gitignore
index 7037d0625..b108de038 100644
--- a/.gitignore
+++ b/.gitignore
@@ -32,3 +32,4 @@ ehthumbs.db
 .eslintcache
 .meteor/local
 .devcontainer/docker-compose.extend.yml
+.devcontainer/volumes*/