Improving code quality

Dockerfile

@@ -5,7 +5,7 @@ LABEL description="Allows continuously publishing static pages from Git reposito
 
 ARG IPFS_PUBLISH_CONFIG=/data/ipfs_publish/config.toml
 
-RUN apt-get install git \
+RUN apt-get -y install git=2.19.1 \
   && mkdir -p /data \
   && adduser --home /data --uid 1000 --disabled-password --ingroup users ipfs_publish \
   && chown ipfs_publish:users /data

publish/config.py

@@ -41,7 +41,7 @@ def _load_data(self,
         self._verify_data(data)
 
         repos: typing.Dict[str, publishing.GenericRepo] = {}
-        for key, value in data.pop('repos', {}).items():
+        for value in data.pop('repos', {}).values():
             repo_class = publishing.get_repo_class(value['git_repo_url'])
             repo = repo_class.from_toml_dict(value, self)
             repos[repo.name] = repo

startup.sh

@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
 
-export HOST_ADDR=`ip -4 route list match 0/0 | awk '{print $3}'`
+export HOST_ADDR=$(ip -4 route list match 0/0 | awk '{print $3}')
 
 /data/.local/bin/ipfs-publish $@