
See above picture. My cursor is on line 23 at the start of the line in normal mode. What is a quick command to begin inserting at the correct indentation level?

See above picture. My cursor is on line 23 at the start of the line in normal mode. What is a quick command to begin inserting at the correct indentation level?
An answer to this question on Stack Overflow indicates that:
'
cc' will replace the contents of the current line and enter insert mode at the correct indentation
O and o will "open" a line above or below the current line, and at the correct indentation level.