Dockerfile that works with postgrest 0.4 (#810)

Also an example docker-compose

docker/Dockerfile

@@ -0,0 +1,18 @@
+FROM debian:jessie
+
+ENV POSTGREST_VERSION 0.4.0.0
+
+RUN apt-get update && \
+    apt-get install -y tar xz-utils wget libpq-dev && \
+    apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+
+RUN wget http://github.com/begriffs/postgrest/releases/download/v${POSTGREST_VERSION}/postgrest-${POSTGREST_VERSION}-ubuntu.tar.xz && \
+    tar --xz -xvf postgrest-${POSTGREST_VERSION}-ubuntu.tar.xz && \
+    mv postgrest /usr/local/bin/postgrest && \
+    rm postgrest-${POSTGREST_VERSION}-ubuntu.tar.xz
+
+# PostgREST reads /etc/postgrest.conf so map the configuration
+# file in when you run this container
+CMD exec postgrest /etc/postgrest.conf
+
+EXPOSE 3000

docker/config.conf

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+db-uri = "postgres://app_user:password@postgres:5432/app_db"
+db-schema = "public"
+db-anon-role = "app_user"

docker/docker-compose.yml

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+stgrest:
+  image: begriffs/postgrest:latest
+  ports:
+    - "3000:3000"
+  volumes:
+    - ./config.conf:/etc/postgrest.conf
+  links:
+    - postgres:postgres
+
+postgres:
+  image: postgres
+  ports:
+    - "5432:5432"
+  environment:
+    POSTGRES_DB: app_db
+    POSTGRES_USER: app_user
+    POSTGRES_PASSWORD: password