sanitize_event_tag: Sanitize event tag string into canonical epoch label
Description
Converts event tag strings into standardized epoch labels by removing
special characters and converting to camel case.
Usage
sanitize_event_tag(string, prefix = "epoch_")
Value
A sanitized epoch label string
Arguments
- string
The event tag string to sanitize
- prefix
The prefix to add to the sanitized string (default: "epoch_")