This is what we got from tonight. 

#TammyissaballainSG🇸🇬 @ Gardens by the Bay https://t.co/HCkU0gWhNR
<a href="http://instagram.com" rel="nofollow">Instagram</a>
Central Region
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MARINA SOUTH
['got', 'tonight', '#tammyissaballainsg', '🇸', '🇬', 'garden', 'bay', 'https://t.co/hcku0gwhnr']
['garden', 'garden']
this what from tonight #tammyissaballainsg
got tonight tammyissaballainsg gardens bay
  [
    {"relatedness": False, "type": "none", "explanation": "This post does not relate to a maintenance report feedback for a public flat house."},
    ]

It seems that the Twitter post you provided does not mention any specific issue or feedback related to a maintenance report for a public flat house. The phrase "tammyissaballainsg gardens bay" does not contain any relevant keywords or hashtags that would suggest otherwise. Therefore, the answer is "no" for the question "Does the post relate to a maintenance report feedback to public flat house?"