chore(scripts): use load_explorer_runtime_env + address-inventory helper

Align remaining shell scripts with shared env loading (no direct .env source).

Made-with: Cursor

scripts/bridge-100-eth.sh

@@ -6,6 +6,7 @@ set -euo pipefail
 
 SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 PROJECT_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
+source "$PROJECT_ROOT/scripts/lib/address-inventory.sh"
 
 # Colors
 RED='\033[0;31m'
@@ -21,19 +22,14 @@ log_warn() { echo -e "${YELLOW}[WARN]${NC} $1"; }
 log_error() { echo -e "${RED}[ERROR]${NC} $1"; }
 log_step() { echo -e "${CYAN}[STEP]${NC} $1"; }
 
-# Load environment variables
-if [ -f "$PROJECT_ROOT/.env" ]; then
-    source "$PROJECT_ROOT/.env"
-elif [ -f "$PROJECT_ROOT/../.env" ]; then
-    source "$PROJECT_ROOT/../.env"
-fi
+load_explorer_runtime_env
 
 # Check for private key
 if [ -z "${PRIVATE_KEY:-}" ]; then
-    log_error "PRIVATE_KEY not found in .env file"
+    log_error "PRIVATE_KEY not available in effective environment"
     log_info ""
-    log_info "Please add your private key to .env file:"
-    log_info "  echo 'PRIVATE_KEY=0x...' >> $PROJECT_ROOT/.env"
+    log_info "Please export your private key before running:"
+    log_info "  export PRIVATE_KEY=0x..."
     log_info ""
     log_info "Or provide it as an argument:"
     log_info "  $0 [private_key]"
@@ -89,4 +85,3 @@ log_step "Bridging 100 ETH to Ethereum Mainnet..."
 log_info ""
 
 "$SCRIPT_DIR/wrap-and-bridge-to-ethereum.sh" 100 "$PRIVATE_KEY"
-