Render text with inline markups applied.

Calculate similarity percentage between two strings.

Update positions of mappings after a modification. Args: start: Position where modification occurred length: Length o

Normalize smart quotes to standard ASCII quotes. Converts: \u201c \u201d \u2018 \u2019 → " and '

Add a new character mapping. Args: mapping: CharacterMapping object to add insert_idx: Optional index to insert at sp

Recursively resolve GraphQL __ref references in the data structure. Args: data: The data structure to resolve (dict, list, or primit

Close the response and release resources.

Parse response content as JSON.

Render the post with YAML frontmatter metadata.

Create a mock post data structure.

Escape text for use in HTML attributes to prevent XSS. Escapes: &, ", ', <, >

Minimal escaping for code blocks - only escape backticks.

Fetch image from URL and encode as base64 data URI. Uses the API service's HTTP client to fetch the image, respecting proxy settings