Clarify what does Parameters, Au.Head and S.Secret stand for in astra db list list-embedding-providers

[msmygit]

Is your feature request related to a problem? Please describe.
Using 0.6 version when I run the below, I get the correct output as,

 % astra db list-embedding-providers vector
+----------------------+--------------------------+--------+------------+---------+----------+
| Key                  | DisplayName              | Models | Parameters | Au.Head | S.Secret |
+----------------------+--------------------------+--------+------------+---------+----------+
| cohere               | Cohere                   | 3      | 0          | ■       | ■        |
| openai               | OpenAI                   | 3      | 2          | ■       | ■        |
| huggingfaceDedicated | Hugging Face - Dedicated | 1      | 3          | ■       | ■        |
| azureOpenAI          | Azure OpenAI             | 3      | 2          | ■       | ■        |
| bedrock              | Amazon Bedrock           | 2      | 1          | ■       | ■        |
| jinaAI               | Jina AI                  | 5      | 0          | ■       | ■        |
| voyageAI             | Voyage AI                | 7      | 1          | ■       | ■        |
| upstageAI            | Upstage                  | 1      | 0          | ■       | ■        |
| huggingface          | Hugging Face - Serverless| 6      | 0          | ■       | ■        |
| mistral              | Mistral AI               | 1      | 0          | ■       | ■        |
+----------------------+--------------------------+--------+------------+---------+----------+

although it is unclear what are the last 3 columns are for.

Describe the solution you'd like
Maybe provide some details about it on the help command output:

% astra help db list-embedding-providers
NAME
        astra db list-embedding-providers - Display the list of embedding
        providers in an database

SYNOPSIS
        astra db list-embedding-providers
                [ {-cf | --config-file} <CONFIG_FILE> ]
                [ {-conf | --config} <CONFIG_SECTION> ] [ --env <Environment> ]
                [ --no-color ] [ {-o | --output} <FORMAT> ]
                [ --token <AUTH_TOKEN> ] [ {-v | --verbose} ] [--] <DB>

OPTIONS
        -cf <CONFIG_FILE>, --config-file <CONFIG_FILE>
            Configuration file (default = ~/.astrarc)

        -conf <CONFIG_SECTION>, --config <CONFIG_SECTION>
            Section in configuration file (default = ~/.astrarc)

        --env <Environment>
            Astra Environment to use

        --no-color
            Remove all colors in output

        -o <FORMAT>, --output <FORMAT>
            Output format, valid values are: human,json,csv

        --token <AUTH_TOKEN>
            Key to use authenticate each call.

        -v, --verbose
            Verbose mode with log in console

        --
            This option can be used to separate command-line options from the
            list of arguments (useful when arguments might be mistaken for
            command-line options)

        <DB>
            Database name (if unique) or Database identifier

Describe alternatives you've considered
n/a

Additional context
n/a

[clun]

Ack sure good idea, more information can be extracted for one particular provider with the following

astra db describe-embedding-provider vector --embedding-provider openai

example output

+-------------------+---------------------------------------------------------------------------------------------+
| Attribute         | Value                                                                                       |
+-------------------+---------------------------------------------------------------------------------------------+
| Key               | openai                                                                                      |
| DisplayName       | OpenAI                                                                                      |
| Parameters        | [0] organizationId (STRING)                                                                 |
|                   | [1] projectId (STRING)                                                                      |
| Models:           |                                                                                             |
| Name              | text-embedding-3-small                                                                      |
| Parameters        | [0] vectorDimension (number) , defaultValue=1536                                            |
| Name              | text-embedding-3-large                                                                      |
| Parameters        | [0] vectorDimension (number) , defaultValue=3072                                            |
| Name              | text-embedding-ada-002                                                                      |
| Vector Dimension  | 1536                                                                                        |
| Header Auth:      |                                                                                             |
| Tokens            | [0] forwarded=Authorization, accepted=x-embedding-api-key                                   |
| Shar.Secret Auth: |                                                                                             |
| Tokens            | [0] forwarded=Authorization, accepted=providerKey                                           |
| Supported Auth:   |                                                                                             |
| Authentication    | [0] NONE: []                                                                                |
|                   | [1] SHARED_SECRET: [EmbeddingProvider.Token(forwarded=Authorization, accepted=providerKey)] |
|                   | [2] HEADER: [EmbeddingProvider.Token(forwarded=Authorization, accepted=x-embedding-api-key)]|
+-------------------+---------------------------------------------------------------------------------------------+