fix: bad link to realworld project #304

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1 error and 21 warnings

Process completed with exit code 1.

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, actions/cache@v2. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

Logger.warn/1 is deprecated. Use Logger.warning/2 instead

atom ::: must be written between quotes, as in :"::", to avoid ambiguity

<|> is deprecated. Use another pipe-like operator

Logger.warn/1 is deprecated. Use Logger.warning/2 instead

atom ::: must be written between quotes, as in :"::", to avoid ambiguity

<|> is deprecated. Use another pipe-like operator

Logger.warn/1 is deprecated. Use Logger.warning/2 instead

use Bitwise is deprecated. import Bitwise instead