Default-sublime-commands

[
  {
    "caption": "Reg Replace: Format VTT",
    "command": "reg_replace",
    "args": {"replacements": ["remove_timestamps", "remove_numbered_lines","remove_empty_lines","remove_line_endings","remove_WEBVTT_literal","remove_v_tags"]
    }
  },
]

reg_replace_rules.sublime-settings

{
	"format": "3.0",
	"replacements":
	{
		"remove_WEBVTT_literal":
		{
			"find": "WEBVTT",
			"literal": true,
			"name": "remove_WEBVTT_literal",
			"replace": ""
		},
		"remove_empty_lines":
		{
			"find": "^\\n",
			"name": "remove_empty_lines",
			"replace": ""
		},
		"remove_line_endings":
		{
			"find": "\\n",
			"multi_pass": true,
			"name": "remove_line_endings",
			"replace": " "
		},
		"remove_numbered_lines":
		{
			"find": "^(\\d)*?\\n",
			"name": "remove_numbered_lines",
			"replace": ""
		},
		"remove_timestamps":
		{
			"find": "^0.*.\\n",
			"greedy": true,
			"name": "remove_timestamps",
			"replace": ""
		},
		"remove_v_tags":
		{
			"find": "(<v ->)|(</v>)",
			"multi_pass": true,
			"name": "remove_v_tags",
			"replace": ""
		}
	}
}