Emission Schedule

pub fn calculate_block_reward(block_height: u64) -> BlockEmissionResult<u64> {
    // Determine current year based on block height
    let year = get_year_from_block_height(block_height)?;
    
    // Get annual emission for current year
    let annual_emission = get_annual_emission_for_year(year)?;
    
    // Calculate blocks per year (assumes 4-second average block time)
    let blocks_per_year = SECONDS_PER_YEAR / 4; // ~7,889,400 blocks/year
    
    // Block-based reward calculation (deterministic)
    let reward = annual_emission / blocks_per_year;
    
    Ok(reward)
}