feat(docker): refactoring the dockerfile

- Move the meilisearch binary to `/bin/meilisearch` so it's always in scope.
- Create a `meili_data` directory used as the default working directory

Dockerfile

@@ -27,9 +27,20 @@ ENV     MEILI_SERVER_PROVIDER docker
 RUN     apk update --quiet \
         && apk add -q --no-cache libgcc tini curl
 
-COPY    --from=compiler /meilisearch/target/release/meilisearch .
+# add meilisearch to the `/bin` so you can run it from anywhere and it's easy
+# to find.
+COPY    --from=compiler /meilisearch/target/release/meilisearch /bin/meilisearch
+# To stay compatible with the older version of the container (pre v0.27.0) we're
+# going to symlink the meilisearch binary in the path to `/meilisearch`
+RUN     ln -s /bin/meilisearch /meilisearch
+
+# This directory should hold all the data related to meilisearch so we're going
+# to move our PWD in there.
+# We don't want to put the meilisearch binary
+WORKDIR /meili_data
+
 
 EXPOSE  7700/tcp
 
 ENTRYPOINT ["tini", "--"]
-CMD     ./meilisearch
+CMD     /bin/meilisearch