Setup heroku

Procfile

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+web: sh setup.sh && streamlit run main.py

setup.sh

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+mkdir search-results
+mkdir web-pages
+mkdir page-content
+mkdir summaries
+mkdir -p ~/.streamlit/
+
+echo "\
+[server]\n\
+headless = true\n\
+port = $PORT\n\
+enableCORS = false\n\
+\n\
+" > ~/.streamlit/config.toml