* feat: adds api handlers for upload and get file from S3
* feat: upload and fetch files from local storage
* feat: upload and fetch files from local storage
* feat: adds restriction check for allowed file extesnsions
* refactor
* fix: uses t3 env for validation
* fix: fixes validation issues in storage api
* merge with main
* fix: moves UPLOADS_DIR to constants file
* fix: moves private uploads to responseId
* chore: merge with main
* fix: changes api route
* remove comment in storage service, use services in client storage route
* simplify client storage endpoint
* rename fileType to contentType
* relocate storage endpoints, update validation
* update management storage route for readability
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Co-authored-by: Matthias Nannt <mail@matthiasnannt.com>