I found that when using this template Github Gist embed rendering is kinda weird (maybe some things with CSS styles leaking, idk)

Yo, spoiler tags can be done like this: <details><summary>My spoiler tag text</summary> My spoiler tag content </details>, “GFM supports a subset of HTML”

Text can be bold, italic, strikethrough or keyword

Link to another page.

There should be whitespace between paragraphs.

There should be whitespace between paragraphs. We recommend including a README, or a file with information about your project.

# Image

Images can be clicked to enlarge :)

# Header 1

This is a normal paragraph following a header. GitHub is a code hosting platform for version control and collaboration. It lets you and others work together on projects from anywhere.

# Header 2

This is a blockquote following a header.

When something is important enough, you do it even if the odds are not in your favor.

# Header 3

This is another blockquote following header 3

// Javascript code with syntax highlighting.
var fun = function lang(l) {
  dateformat.i18n = require("./lang/" + l);
  return true;
};

# Ruby code with syntax highlighting
GitHubPages::Dependencies.gems.each do |gem, version|
  s.add_dependency(gem, "= #{version}")
end

# Header 4

• This is an unordered list following a header.
• This is an unordered list following a header.
• This is an unordered list following a header.

# Header 5

1. This is an ordered list following a header.
2. This is an ordered list following a header.
3. This is an ordered list following a header.

# Header 6

# There’s a horizontal rule below this.

# Here is an unordered list:

• Item foo
• Item bar
• Item baz
• Item zip

# And an ordered list:

1. Item one
   1. Item one
   2. Item two
      1. Item one
      2. Item two
      3. Item three
   3. Item three
2. Item four
3. Item two
4. Item three
5. Item four

# And a nested list:

• level 1 item
  • level 2 item
  • level 2 item
    • level 3 item
    • level 3 item
• level 1 item
  • level 2 item
  • level 2 item
  • level 2 item
• level 1 item
  • level 2 item
  • level 2 item
• level 1 item

Long, single-line code blocks should not wrap. They should horizontally scroll if they are too long Long, single-line code blocks should not wrap. They should horizontally scroll if they are too long.

The final element.