Add Dockerfile for backend

Author: anthonynguyen

.dockerignore

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+./.gitignore

Dockerfile

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+FROM rust:1.20-stretch
+
+RUN apt-get update \
+    && apt-get install -y postgresql cmake \
+    && rm -rf /var/lib/apt/lists/* \
+    && cargo install diesel_cli --no-default-features --features postgres
+
+WORKDIR /app
+COPY . /app
+
+ENTRYPOINT ["/app/docker_entrypoint.sh"]

docker_entrypoint.sh

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+#!/bin/sh
+
+diesel migration run
+./script/init-local-index.sh
+
+cargo run --bin server