Github action to pin, unpin and update Pinata gateways

The action will automatically update your Pinata's gateway root to be the newly pinned CID.

Param	Required	Description
path	Yes	Path to file or directory you want to pin
secret	Yes	Your Pinata secret
key	Yes	Your Pinata API key
token	Yes	Your Pinata JWT
pinName	Yes	Name of the pinned file. Default super cool ipfs pin
unpinOld	No	Whether or not to unpin an older pin with the same name. Default false
gatewayName	Yes	The name of your target gateway. Note: This must be setup in your Pinata dashboard before using this action!
gatewayId	Yes	The Id of your target gateway. Note: You have to extract this from your Pinata dashboard by opening the network monitor and setting any file as gateway root.

• gateway - Returns the new gateway address of a successful pin
• cid - Returns the CID of the built codebase
• duplicate - Returns true if the pin was skipped