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Adds Null Object Pattern(UnknownPolicyRater) to avoid null check, a LSP violation.

Remove UnknownPolicyRater. Add null check

Creating FloodPolicyRater class to rate flood policy.

Moving each rating calculation to its own Rater class. Creating a factory to return the correct Rater for a Policy.

Responsabilities identified: Log, file serialization, json conversion. Classes created to address each responsability. Unit tests created.

First commit. Code with many problems to solve.

Update README.md

Update README.md

Initial commit