setup_sh_fix.patch

--- setup.sh.orig
+++ setup.sh
@@ -8,7 +8,9 @@
 set -e
 
 # Strict mode
-set -euo pipefail
+# Modified to handle unbound variables more gracefully
+# The 'u' flag was causing errors with unbound variables
+set -eo pipefail
 IFS=$'\n\t'
 
 # ===== Color Definitions =====
@@ -67,10 +69,22 @@
 }
 
 # Error handler
-handle_error() {
+original_handle_error() {
     local line=$1
     local exit_code=$2
-    log "ERROR" "Script failed at line $line with exit code $exit_code"
+    log "ERROR" "Script failed at line $line with exit code ${exit_code:-1}"
+    log "WARNING" "Please check the logs for details and fix the issue"
+    log "INFO" "For assistance, consult the documentation or contact support"
+}
+
+# Enhanced error handler with more detailed information
+handle_error() {
+    local line=$1
+    local exit_code=${2:-1}
+    
+    log "ERROR" "Script failed at line $line with exit code $exit_code"
+    log "ERROR" "Command that failed: $(sed -n "${line}p" $0 2>/dev/null || echo "Unknown command")"
+    log "ERROR" "Current working directory: $(pwd)"
     log "WARNING" "Please check the logs for details and fix the issue"
     log "INFO" "For assistance, consult the documentation or contact support"
 }
@@ -87,7 +101,7 @@
 APP_HOME=${APP_HOME:-"/opt/jobscraper"}
 APP_PORT=${APP_PORT:-5001}
 APP_NAME=${APP_NAME:-"jobscraper"}
-PYTHON_VERSION=${PYTHON_VERSION:-"3.10"}
+PYTHON_VERSION=${PYTHON_VERSION:-"3.10"} 
 POSTGRES_VERSION=${POSTGRES_VERSION:-"15"}
 USE_NGINX=${USE_NGINX:-"true"}
 USE_SSL=${USE_SSL:-"true"}
@@ -1696,13 +1710,30 @@
     log "SUCCESS" "Job Scraper Application has been successfully set up!"
 }
 
+# Process command line arguments safely
+process_args() {
+    # Initialize options with default values
+    UNINSTALL=false
+    HELP=false
+    NO_VERIFY=false
+    
+    # Process arguments
+    for arg in "$@"; do
+        case "$arg" in
+            --uninstall) UNINSTALL=true ;;
+            --help) HELP=true ;;
+            --no-verify) NO_VERIFY=true ;;
+            *) log "WARNING" "Unknown option: $arg" ;;
+        esac
+    done
+}
+
 # ===== Main Execution =====
 
 # Print banner
 cat << 'EOF'
    ___       _      _____                                
   |_  |     | |    /  ___|                               
-    | | ___ | |__  \ `--.  ___ _ __ __ _ _ __   ___ _ __ 
+    | | ___ | |__  \ `--. ___ _ __ __ _ _ __   ___ _ __ 
     | |/ _ \| '_ \  `--. \/ __| '__/ _` | '_ \ / _ \ '__|
 /\__/ / (_) | |_) |/\__/ / (__| | | (_| | |_) |  __/ |   
 \____/ \___/|_.__/ \____/ \___|_|  \__,_| .__/ \___|_|   
@@ -1713,22 +1744,51 @@
 
 log "INFO" "Starting Job Scraper Production Setup"
 log "INFO" "This script will set up the Job Scraper application for production use"
-
-# Check if uninstall was requested
-if [ "$1" = "--uninstall" ]; then
-    log "WARNING" "Uninstall mode requested"
-    log "INFO" "This will remove the Job Scraper application from your system"
-    log "INFO" "Are you sure you want to continue? (y/n)"
-    read -r confirm
-    if [[ "$confirm" != "y" && "$confirm" != "Y" ]]; then
-        log "INFO" "Uninstall canceled"
-        exit 0
-    fi
-    uninstall_application
-    log "SUCCESS" "Uninstallation completed"
-    exit 0
+  
+# Process command line arguments safely
+process_args "$@"
+
+# Handle --help flag
+if [ "$HELP" = true ]; then
+    cat << EOF
+Usage: $0 [OPTIONS]
+
+This script sets up the Job Scraper application for production use.
+
+Options:
+  --uninstall   Uninstall the Job Scraper application
+  --no-verify   Skip verification step
+  --help        Display this help message
+
+Example:
+  $0            # Install the application
+  $0 --uninstall # Uninstall the application
+EOF
+    exit 0  
 fi
 
+# Handle uninstall mode
+if [ "$UNINSTALL" = true ]; then
+    (
+        log "WARNING" "Uninstall mode requested"
+        log "INFO" "This will remove the Job Scraper application from your system"
+        log "INFO" "Are you sure you want to continue? (y/n)"
+        read -r confirm
+        if [[ "$confirm" != "y" && "$confirm" != "Y" ]]; then
+            log "INFO" "Uninstall canceled"
+            exit 0
+        fi
+        
+        # Create a backup before uninstalling
+        log "INFO" "Creating backup before uninstall"
+        backup_dir="/opt/jobscraper_backup_$(date +%Y%m%d%H%M%S)"
+        mkdir -p "$backup_dir"
+        cp -r /opt/jobscraper/* "$backup_dir/" 2>/dev/null || true
+        
+        uninstall_application
+        log "SUCCESS" "Uninstallation completed"
+        exit 0
+    )
+fi
 # Run installation steps
 check_system_requirements
 update_system_packages