Internal function to create an httr2 request object with common
configuration: headers, authentication, retry logic, and rate limiting.
Usage
build_request2(endpoint, base_url = .cdc_base_url, format = "json")
Arguments
- endpoint
Character. The API endpoint path.
- base_url
Character. The base URL (default: data.cdc.gov).
- format
Character. Response format: "json" or "csv".
Value
An httr2 request object.