This post verifies the new rendering pipeline end to end

A mermaid diagram (needs the theme component):

flowchart TD
    A[User posts] --> B{Babel enabled?}
    B -->|yes| C[Translate async]
    B -->|no| D[Done]
    C --> E[Tabs light up]
flowchart TD
    A[User posts] --> B{Babel enabled?}
    B -->|yes| C[Translate async]
    B -->|no| D[Done]
    C --> E[Tabs light up]

A regular code block (copy/fullscreen buttons come from core’s decorator):

def hello
  puts "world"
end

And a bare link that should onebox: GitHub - discourse/discourse: A platform for community discussion. Free, open, simple. · GitHub Closing paragraph after all the blocks.

flowchart TD
    A[User posts] --> B{Babel enabled?}
    B -->|yes| C[Translate async]
    B -->|no| D[Done]
    C --> E[Tabs light up]
```mermaid
flowchart TD
    A[User posts] --> B{Babel enabled?}
    B -->|yes| C[Translate async]
    B -->|no| D[Done]
    C --> E[Tabs light up]
```