docs: Ledger Live integration, contract deploy learnings, NEXT_STEPS updates

- ADD_CHAIN138_TO_LEDGER_LIVE: Ledger form done; public code review repo bis-innovations/LedgerLive; init/push commands
- CONTRACT_DEPLOYMENT_RUNBOOK: Chain 138 gas price 1 gwei, 36-addr check, TransactionMirror workaround
- CONTRACT_*: AddressMapper, MirrorManager deployed 2026-02-12; 36-address on-chain check
- NEXT_STEPS_FOR_YOU: Ledger done; steps completable now (no LAN); run-completable-tasks-from-anywhere
- MASTER_INDEX, OPERATOR_OPTIONAL, SMART_CONTRACTS_INVENTORY_SIMPLE: updates
- LEDGER_BLOCKCHAIN_INTEGRATION_COMPLETE: bis-innovations/LedgerLive reference

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/update-scripts-to-modules.sh

@@ -0,0 +1,68 @@
+#!/usr/bin/env bash
+# Update scripts to use shared modules
+# Replaces hardcoded IPs and custom logging with shared modules
+# Usage: ./scripts/update-scripts-to-modules.sh [script1.sh] [script2.sh] ...
+
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PROJECT_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
+source "$SCRIPT_DIR/lib/logging.sh" 2>/dev/null || true
+
+# If scripts provided, update those; otherwise find scripts needing updates
+if [ $# -gt 0 ]; then
+    SCRIPTS_TO_UPDATE=("$@")
+else
+    # Find scripts with hardcoded IPs that don't use modules
+    SCRIPTS_TO_UPDATE=$(find "$PROJECT_ROOT/scripts" -name "*.sh" -type f ! -path "*/node_modules/*" ! -path "*/.git/*" ! -path "*/archive/*" ! -path "*/lib/*" -exec sh -c 'file="$1"; if grep -q "192\.168\.11\." "$file" 2>/dev/null && ! grep -q "source.*lib/ip-config\|source.*ip-addresses.conf" "$file" 2>/dev/null && head -5 "$file" | grep -q "^#!/"; then echo "$file"; fi' _ {} \; | head -50)
+fi
+
+log_header "Updating Scripts to Use Modules"
+
+updated=0
+skipped=0
+
+for script in $SCRIPTS_TO_UPDATE; do
+    if [ ! -f "$script" ]; then
+        continue
+    fi
+    
+    # Skip if already using modules
+    if grep -q "source.*lib/ip-config\|source.*ip-addresses.conf" "$script" 2>/dev/null; then
+        skipped=$((skipped + 1))
+        continue
+    fi
+    
+    log_info "Updating: $script"
+    
+    # Create backup
+    cp "$script" "${script}.bak"
+    
+    # Add module loading after set -euo pipefail or after shebang
+    if grep -q "^set -euo pipefail\|^set -uo pipefail\|^set -eo pipefail" "$script"; then
+        # Add after set -euo pipefail
+        sed -i '/^set -[euo]* pipefail/a\
+\
+# Load shared modules\
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"\
+source "$SCRIPT_DIR/lib/ip-config.sh" 2>/dev/null || true\
+source "$SCRIPT_DIR/lib/logging.sh" 2>/dev/null || true\
+' "$script"
+    elif grep -q "^#!/" "$script"; then
+        # Add after shebang, before any other code
+        sed -i '1a\
+\
+# Load shared modules\
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"\
+source "$SCRIPT_DIR/lib/ip-config.sh" 2>/dev/null || true\
+source "$SCRIPT_DIR/lib/logging.sh" 2>/dev/null || true\
+' "$script"
+    fi
+    
+    updated=$((updated + 1))
+    log_success "Updated: $script"
+done
+
+log_success "Update complete!"
+echo "  Updated: $updated"
+echo "  Skipped: $skipped"