add a -h flag after commands to have example usage and parameters like shell

[trtbot]

trt poll -h would give example of how to use the command and also what type of required/optional parameters are necessary.

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Context (Will only be viewable if you are a member of this guild)
Submitter (Discord Username): kaanra (315611126710665242)
Channel: #bot-dev (464642363369979904)
Guild: The Round Table (426611271429783553)