Function validate_community_metrics 

pub fn validate_community_metrics(
    weekly_active_users: u32,
    weekly_retention_rate: u16,
    user_weight: u16,
    activity_weight: u16,
    retention_weight: u16,
    weekly_activity_count: u32,
    customer_reward_share: u16,
    merchant_reward_share: u16,
) -> Result<(), MiracleError>

Validates community metrics parameters before creating an instruction.

This function helps oracles validate their inputs before submitting transactions, providing better error handling and user experience.

Parameters

• weekly_active_users: Number of active users in the past week
• weekly_retention_rate: Retention rate in basis points (0-10000, 0-100%)
• user_weight: User weight in basis points (0-10000) for weighted geometric mean
• activity_weight: Activity weight in basis points (0-10000) for weighted geometric mean
• retention_weight: Retention weight in basis points (0-10000) for weighted geometric mean
• weekly_activity_count: Number of transactions in the past week
• customer_reward_share: Customer reward percentage in basis points (0-10000)
• merchant_reward_share: Merchant reward percentage in basis points (0-10000)

Returns

• Ok(()) if all parameters are valid
• Err(MiracleError) with specific error if validation fails

Validation Rules

• Weights must sum to 10000 (100%)
• Reward shares must sum to 10000 (100%)
• Retention rate must be 0-10000 (0-100%)
• Activity count must be reasonable (0-1M transactions per week)
• All numeric values must be reasonable