1. add separate requirements for heavy packages with custom index-url; 2. rewrite docker file to make sure caching is not triggering reinstall of requirements all the time; 3. make sure summarizer has transformers and torch modules;
1. add views, schema for transform module; 2. partially added injection of singleton instances, like Summarizer;
1. rename basic package name; 2. rewrite requirements into docs/readme.md;
