"slán a bheas tú" meaning in Irish

{
  "etymology_text": "Literally ‘healthy may you be’.",
  "head_templates": [
    {
      "args": {
        "1": "ga",
        "2": "interjection",
        "head": "slán a bheas tú"
      },
      "expansion": "slán a bheas tú",
      "name": "head"
    }
  ],
  "lang": "Irish",
  "lang_code": "ga",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Irish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "How are you? — I'm well, thank you.",
          "text": "Cén chaoi a bhfuil tú? — Go maith, slán a bheas tú.",
          "type": "example"
        }
      ],
      "glosses": [
        "thank you, thank you for asking (after a response to 'how are you?')"
      ],
      "id": "en-slán_a_bheas_tú-ga-intj-Yn07mLeV",
      "links": [
        [
          "thank you",
          "thank you"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈsˠl̪ˠɑːn̪ˠ ə ˈvʲɛsˠ t̪ˠuː/"
    }
  ],
  "word": "slán a bheas tú"
}

{
  "etymology_text": "Literally ‘healthy may you be’.",
  "head_templates": [
    {
      "args": {
        "1": "ga",
        "2": "interjection",
        "head": "slán a bheas tú"
      },
      "expansion": "slán a bheas tú",
      "name": "head"
    }
  ],
  "lang": "Irish",
  "lang_code": "ga",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        "Irish entries with incorrect language header",
        "Irish interjections",
        "Irish lemmas",
        "Irish multiword terms",
        "Irish terms with IPA pronunciation",
        "Irish terms with redundant head parameter",
        "Irish terms with usage examples"
      ],
      "examples": [
        {
          "english": "How are you? — I'm well, thank you.",
          "text": "Cén chaoi a bhfuil tú? — Go maith, slán a bheas tú.",
          "type": "example"
        }
      ],
      "glosses": [
        "thank you, thank you for asking (after a response to 'how are you?')"
      ],
      "links": [
        [
          "thank you",
          "thank you"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈsˠl̪ˠɑːn̪ˠ ə ˈvʲɛsˠ t̪ˠuː/"
    }
  ],
  "word": "slán a bheas tú"
}