solution.sh

#!/bin/bash
source bash/helper.sh

# Get blockchain info using bitcoin-cli
blockchain_info=$(bitcoin_cli getblockchaininfo)

# Print the blockchain info
echo "Blockchain Info: $blockchain_info"

# Get node info using lightning-cli
node_info=$(ln_cli getinfo)

# Print the node info
echo "Node Info: $node_info"

# Create a new address for funding using lightning-cli and store it in CLN_ADDRESS

# Check if wallet exists, if not Create a bitcoin wallet named 'mining_wallet' using bitcoin-cli for mining

# Generate a new address and mine blocks to it. How many blocks need to mined? Why?

# Fund the Lightning node by sending 0.1 BTC from the mining wallet to CLN_ADDRESS

# Confirm the funding transaction by mining 6 blocks

# Verify Lightning wallet balance using lightning-cli listfunds

# Create an invoice with parameters and store the invoice string:
# - Amount: 50,000 satoshis (50000000 millisatoshis)
# - Label: Generate unique label using timestamp (e.g., "invoice_$(date +%s)")
# - Description: "Coffee Payment"
# - Expiry: 3600 seconds

# Decode the invoice string using lightning-cli decodepay and verify the parameters

# Output the invoice details in the specified format to out.txt
# - Payment hash
# - BOLT11 invoice string
# - Amount
# - Description
# - Expiry time