code: def is_monotonic_increasing(bounds: np.ndarray) -> bool:
      """Check if int64 values are monotonically increasing."""
      n = len(bounds)
      if n < 2:
          return True
      prev = bounds[0]
      for i in range(1, n):
          cur = bounds[i]
          if cur < prev:
              return False
          prev = cur
      return True
  
imports: from __future__ import annotations
  import numba
  import numpy
label_desc: Use image node_id 1 for calling a global function with example usage: is_monotonic_increasing(bounds) and returns: True, True, False