Command prefix is not case insensitive

[songivan00]

The command prefix is not case insensitive

Steps to reproduce shown in the image

Actual output: error message thrown

Expected output: the command should still work or else should state in the UG

[nus-pe-bot]

Team's Response

In the UG, the exact format of the parameter is specified in lower case, as can be seen in the table for Identity, Data, and Tag Fields.

Items for the Tester to Verify

:question: Issue response

Team chose [response.Rejected]

• [ ] I disagree

Reason for disagreement: [replace this with your explanation]

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