Migrate to Postgresql for better network handling. Add more user functionality.

app/controllers/api/rules_controller.rb

@@ -7,6 +7,7 @@ module Api
     # These endpoints are kept for administrative/debugging purposes only
 
     skip_before_action :verify_authenticity_token
+    allow_unauthenticated_access # Skip normal session auth, use project key auth instead
     before_action :authenticate_project!
     before_action :check_project_enabled
 
@@ -23,8 +24,8 @@ module Api
       }
     end
 
-    # GET /api/:public_key/rules?since=1730646186272060
-    # Incremental sync - returns rules updated since timestamp (microsecond Unix timestamp)
+    # GET /api/:public_key/rules?since=1730646186
+    # Incremental sync - returns rules updated since timestamp (Unix timestamp in seconds)
     # GET /api/:public_key/rules
     # Full sync - returns all active rules
     def index
@@ -69,17 +70,14 @@ module Api
     end
 
     def parse_timestamp(timestamp_str)
-      # Parse microsecond Unix timestamp
+      # Parse Unix timestamp in seconds
       unless timestamp_str.match?(/^\d+$/)
-        raise ArgumentError, "Invalid timestamp format. Expected microsecond Unix timestamp (e.g., 1730646186272060)"
+        raise ArgumentError, "Invalid timestamp format. Expected Unix timestamp in seconds (e.g., 1730646186)"
       end
 
-      total_microseconds = timestamp_str.to_i
-      seconds = total_microseconds / 1_000_000
-      microseconds = total_microseconds % 1_000_000
-      Time.at(seconds, microseconds)
+      Time.at(timestamp_str.to_i)
     rescue ArgumentError => e
-      raise ArgumentError, "Invalid timestamp format: #{e.message}. Use microsecond Unix timestamp (e.g., 1730646186272060)"
+      raise ArgumentError, "Invalid timestamp format: #{e.message}. Use Unix timestamp in seconds (e.g., 1730646186)"
     end
   end
 end