Plotly.js to Dash migration boundary: can dcc.Graph and client-side charts coexist during a zero-downtime cutover?
Migration context A small application currently renders interactive charts client-side with Plotly.js. The goal is to migrate to Python Dash, which wraps Plotly.js through its dcc.Graph component, without taking the application offline. The plan is a gradual rollout where some views are served by Dash callbacks while others still use the existing JavaScript
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