Good morning https://t.co/mAFKB6HEfS
T3 Transit Holding Area
[]
CHANGI AIRPORT
['good', 'morning', 'https://t.co/mafkb6hefs']
['good', 'good', 'good', 'good', 'good']
good morning
good morning
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance issues."},
    ]

Note: Since the Twitter post simply says "good morning", it does not provide any information that would suggest it relates to a maintenance report feedback for a public flat house. Therefore, the answer is that the post does not relate to such a report.