Initial commit: Beta testnet configuration

- Chainspec file (5.2MB) with genesis hash 0xa017...54b1
- Validator startup scripts for Computer 2 (validators 5-8)
- Complete setup instructions in README
- Configuration for 8-validator beta testnet

scripts/start-beta-validator-8.sh

@@ -0,0 +1,64 @@
+#!/usr/bin/env bash
+# Beta Testnet Validator 8 Startup Script
+
+set -e
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PEZKUWI_DIR="$(dirname "$SCRIPT_DIR")"
+BINARY="$PEZKUWI_DIR/target/release/pezkuwi"
+BASE_PATH="/tmp/beta-validator-8"
+LOG_FILE="/tmp/beta-validator-8.log"
+
+GREEN='\033[0;32m'
+BLUE='\033[0;34m'
+NC='\033[0m'
+
+echo -e "${BLUE}🚀 Starting Beta Testnet Validator 8${NC}"
+
+if [ ! -f "$BINARY" ]; then
+    echo "Error: Pezkuwi binary not found at $BINARY"
+    exit 1
+fi
+
+mkdir -p "$BASE_PATH"
+
+echo -e "${GREEN}📡 Starting validator node...${NC}"
+echo "Base path: $BASE_PATH"
+echo "Log file: $LOG_FILE"
+echo "P2P port: 30336"
+echo "RPC port: 9947"
+echo ""
+
+nohup "$BINARY" \
+    --chain pezkuwichain-beta-testnet \
+    --base-path "$BASE_PATH" \
+    --validator \
+    --name "Validator-beta-8" \
+    --port 30340 \
+    --rpc-port 9951 \
+    --rpc-cors all \
+    --rpc-external \
+    --rpc-methods=Unsafe \
+    --unsafe-rpc-external \
+    --unsafe-force-node-key-generation \
+    --prometheus-external \
+    --prometheus-port 9622 \
+    --bootnodes "/ip4/172.31.134.70/tcp/30333/p2p/12D3KooWLdhYkAXWWR7fFSWhMmBFgHVTf78ZWaWf2BpJxzJbTqCU" \
+    > "$LOG_FILE" 2>&1 &
+
+NODE_PID=$!
+echo "$NODE_PID" > /tmp/beta-validator-8.pid
+
+echo -e "${GREEN}✅ Validator started with PID: $NODE_PID${NC}"
+sleep 10
+
+if ps -p $NODE_PID > /dev/null 2>&1; then
+    echo -e "${GREEN}✅ Node is running!${NC}"
+    tail -20 "$LOG_FILE"
+    echo ""
+    echo "RPC: http://127.0.0.1:9947"
+else
+    echo "❌ Node failed to start"
+    tail -50 "$LOG_FILE"
+    exit 1
+fi