Add screenshot interval constant

src/screenmonitor.py

@@ -8,6 +8,8 @@ import pyautogui
 # Define the directory where screenshots will be saved
 output_dir = os.path.expanduser("~/.screenmonitor/output")
 
+screenshotIntervalInMinutes = 17
+
 # Ensure the output directory exists
 os.makedirs(output_dir, exist_ok=True)
 
@@ -66,8 +68,10 @@ def delete_old_screenshots():
 def main():
     while True:
         # Calculate the random time within the next 17-minute interval
-        next_interval_start = datetime.now() + timedelta(minutes=17)
-        random_seconds = random.randint(0, 17 * 60)
+        next_interval_start = datetime.now() + timedelta(
+            seconds=screenshotIntervalInMinutes * 60
+        )
+        random_seconds = random.randint(0, screenshotIntervalInMinutes * 60)
         random_time = datetime.now() + timedelta(seconds=random_seconds)
 
         # Sleep until the random time within the interval