add MAX_ACTIONS_PROCESSING

Author: tcm390

.env.example

@@ -85,6 +85,7 @@ POST_IMMEDIATELY=
 # Twitter action processing configuration
 ACTION_INTERVAL=      # Interval in minutes between action processing runs (default: 5 minutes)
 ENABLE_ACTION_PROCESSING=false   # Set to true to enable the action processing loop
+MAX_ACTIONS_PROCESSING= # Maximum number of actions (e.g., retweets, likes) to process in a single cycle. Helps prevent excessive or uncontrolled actions.
 
 # Feature Flags
 IMAGE_GEN=                      # Set to TRUE to enable image generation