Add script to update connection pool values in prisma.js

This script updates hardcoded connection pool values in prisma.js, allowing for customizable connection settings through command-line arguments. It also creates a backup of the original file before applying changes.

tools/fixconnlimit

@@ -0,0 +1,41 @@
+#!/bin/bash
+
+# Script to update hardcoded connection pool values in prisma.js
+# Usage: ./update_pool_values.sh [connection_limit] [pool_timeout] [connect_timeout] [idle_timeout] [max_lifetime]
+
+set -e
+
+FILE="${1:-/backend/src/config/prisma.js}"
+
+# Get values from arguments or use defaults
+NEW_CONN_LIMIT="${2:-30}"
+NEW_POOL_TIMEOUT="${3:-20}"
+NEW_CONNECT_TIMEOUT="${4:-10}"
+NEW_IDLE_TIMEOUT="${5:-300}"
+NEW_MAX_LIFETIME="${6:-1800}"
+
+if [ ! -f "$FILE" ]; then
+    echo "Error: File not found: $FILE"
+    exit 1
+fi
+
+# Create backup
+BACKUP_FILE="${FILE}.backup.$(date +%Y%m%d_%H%M%S)"
+cp "$FILE" "$BACKUP_FILE"
+echo "Backup created: $BACKUP_FILE"
+
+# Replace the hardcoded values
+sed -i "s|url\.searchParams\.set(\"connection_limit\", \".*\");|url.searchParams.set(\"connection_limit\", \"$NEW_CONN_LIMIT\");|g" "$FILE"
+sed -i "s|url\.searchParams\.set(\"pool_timeout\", \".*\");|url.searchParams.set(\"pool_timeout\", \"$NEW_POOL_TIMEOUT\");|g" "$FILE"
+sed -i "s|url\.searchParams\.set(\"connect_timeout\", \".*\");|url.searchParams.set(\"connect_timeout\", \"$NEW_CONNECT_TIMEOUT\");|g" "$FILE"
+sed -i "s|url\.searchParams\.set(\"idle_timeout\", \".*\");|url.searchParams.set(\"idle_timeout\", \"$NEW_IDLE_TIMEOUT\");|g" "$FILE"
+sed -i "s|url\.searchParams\.set(\"max_lifetime\", \".*\");|url.searchParams.set(\"max_lifetime\", \"$NEW_MAX_LIFETIME\");|g" "$FILE"
+
+echo "Updated values:"
+echo "  connection_limit: $NEW_CONN_LIMIT"
+echo "  pool_timeout: $NEW_POOL_TIMEOUT"
+echo "  connect_timeout: $NEW_CONNECT_TIMEOUT"
+echo "  idle_timeout: $NEW_IDLE_TIMEOUT"
+echo "  max_lifetime: $NEW_MAX_LIFETIME"
+echo ""
+echo "Changes applied to $FILE"