First working version

Dockerfile

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+# Using multistage build: 
+# 	https://docs.docker.com/develop/develop-images/multistage-build/
+# 	https://whitfin.io/speeding-up-rust-docker-builds/
+########################## BUILD IMAGE  ##########################
+# We need to use the Rust build image, because
+# we need the Rust compiler and Cargo tooling
+FROM rustlang/rust:nightly as build
+
+# Install the database libraries, in this case just sqlite3
+RUN apt-get update && \
+	apt-get install -y sqlite3
+
+# Install the diesel_cli tool, to manage migrations
+# RUN cargo install diesel_cli --no-default-features --features sqlite
+	
+# Creates a dummy project used to grab dependencies
+RUN USER=root cargo new --bin app
+WORKDIR /app
+
+# Copies over *only* your manifests and vendored dependencies
+COPY ./Cargo.* ./
+COPY ./_libs ./_libs
+
+# Builds your dependencies and removes the
+# dummy project, except the target folder
+RUN cargo build --release
+RUN find . -not -path "./target*" -delete
+
+# Copies the complete project
+# To avoid copying unneeded files, use .dockerignore
+COPY . .
+
+# Builds again, this time it'll just be
+# your actual source files being built
+RUN cargo build --release
+
+######################## RUNTIME IMAGE  ########################
+# Create a new stage with a minimal image
+# because we already have a binary built
+FROM debian:stretch-slim
+
+# Install needed libraries
+RUN apt-get update && \
+ 	apt-get install -y sqlite3 openssl libssl-dev
+
+RUN mkdir /data
+VOLUME /data
+EXPOSE 80
+
+# Copies the files from the context (migrations, web-vault, ...)
+# and the binary from the "build" stage to the current stage
+
+# TODO Only needs web-vault and .env
+# COPY . .
+COPY .env .
+COPY web-vault ./web-vault
+COPY --from=build app/target/release/bitwarden_rs .
+
+# Configures the startup!
+# Use production to disable Rocket logging
+#CMD ROCKET_ENV=production ./bitwarden_rs
+CMD ROCKET_ENV=staging ./bitwarden_rs