add check to for role before adding

molssi-seamm / seamm_dashboard

This is a web dashboard to be used with MolSSI's [Simulation Environment for Atomistic and Molecular Modeling](https://molssi-seamm.github.io) (SEAMM). This dashboard will allow users to view results of their calculations (jobs), keep track of their simulation procedures (flowcharts), and group their jobs into projects.

BSD 3-Clause "New" or "Revised" License

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add check to for role before adding #56

Closed janash closed 3 years ago

janash commented 3 years ago

This adds a check for existing roles before adding them to the database during app initialization.