hotfix: Fix Upload JAR step in push workflow

[ahmedyoussefg]

There was an error in upload-jar step in the workflow done every push, we can't use working-directory here.

[github-actions]

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[ahmedayman4a]

This exception is thrown when running the jar.
java.lang.RuntimeException: Driver org.postgresql.Driver claims to not accept jdbcUrl, ${DB_URL}
I think this might be because env.properties is not included in the jar

[ahmedyoussefg]

java.lang.RuntimeException: Driver org.postgresql.Driver claims to not accept jdbcUrl, ${DB_URL}

Try to export the env variables before running the JAR
@ahmedayman4a

[ahmedayman4a]

Yes setting the enviroment variables work

export DB_URL=jdbc:postgresql://localhost:5432/knowtopia_dev
export DB_USERNAME=postgres
export DB_PASSWORD=password