/api/calc/{codeOrName}:
  post:
    tags: [Calculation]
    summary: Evaluate a configured calculation by test code or name and return the numeric result only.
    security: []
    parameters:
      - name: codeOrName
        in: path
        required: true
        schema:
          type: string
        description: TestSiteCode or TestSiteName of the calculated test (case-insensitive).
    requestBody:
      required: true
      content:
        application/json:
          schema:
            type: object
            description: Key-value pairs where keys match member tests used in the formula.
            additionalProperties:
              type: number
          example:
            TBIL: 5
            DBIL: 3
    responses:
      '200':
        description: Returns a single key/value pair with the canonical TestSiteCode or an empty object when the calculation is incomplete or missing.
        content:
          application/json:
            schema:
              type: object
            examples:
              success:
                value:
                  IBIL: 2.0
              incomplete:
                value: {}