Complete markdown files cleanup and organization

- Organized 252 files across project
- Root directory: 187 → 2 files (98.9% reduction)
- Moved configuration guides to docs/04-configuration/
- Moved troubleshooting guides to docs/09-troubleshooting/
- Moved quick start guides to docs/01-getting-started/
- Moved reports to reports/ directory
- Archived temporary files
- Generated comprehensive reports and documentation
- Created maintenance scripts and guides

All files organized according to established standards.

scripts/check-contract-bytecode.sh

@@ -0,0 +1,33 @@
+#!/usr/bin/env bash
+# Check contract bytecode on-chain
+# Usage: ./check-contract-bytecode.sh [address]
+
+set -euo pipefail
+
+RPC_URL="${RPC_URL:-https://rpc-core.d-bis.org}"
+ADDRESS="${1:-}"
+
+if [ -z "$ADDRESS" ]; then
+    echo "Usage: $0 <contract-address>"
+    echo ""
+    echo "Example: $0 0x3304b747e565a97ec8ac220b0b6a1f6ffdb837e6"
+    exit 1
+fi
+
+echo "Checking contract bytecode for: $ADDRESS"
+echo "RPC: $RPC_URL"
+echo ""
+
+BYTECODE=$(cast code "$ADDRESS" --rpc-url "$RPC_URL" 2>/dev/null || echo "")
+
+if [ -z "$BYTECODE" ] || [ "$BYTECODE" = "0x" ]; then
+    echo "❌ Contract has no bytecode (not deployed or empty)"
+    exit 1
+else
+    BYTECODE_LENGTH=$((${#BYTECODE} - 2))  # Subtract "0x" prefix
+    echo "✅ Contract has bytecode"
+    echo "   Length: $BYTECODE_LENGTH characters ($((BYTECODE_LENGTH / 2)) bytes)"
+    echo "   First 100 chars: ${BYTECODE:0:100}..."
+    echo ""
+    echo "✅ Contract is deployed and has code"
+fi