[SEC] Patch click and pillow to fix known CVEs

[DOCS/FIX] First draft of Objective No. 5: TO FACILITATE MAINTENANCE AND UPDATES FOR CG STAFF. (No more hard-coded settings, libraries updated, instructions added to the README)

[FEAT] Possibility to choose between running the optimization with manually entered values or by adding a pre-existing scenario (JSON) -> in this case, the values are automatically populated in all other input tabs

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Duplicate from streamlit/streamlit-template-space