Receive a raw binary body up to max_bytes into `out`. Returns ESP_OK or sends an HTTP error response and returns the error code.

Replace IPv4 addresses (4 groups of digits separated by exactly 3 dots).

Replace the string value of a JSON/structured key: "key":"value" or "key": "value".

Replace MAC addresses in the form HH:HH:HH:HH:HH:HH.

Replace pre-signed cloud URLs (AWS S3 / similar) that contain signing params. The entire URL (from https:// to the next whitespace/quote/newline) is r

Fallback path used when no specific stage / status classifier matched. Picks the most descriptive label available, in priority order: pretty stage > p

Invoked whenever a `client.connected` / `client.disconnected` event for the currently-bound printer arrives on the Bambu Cloud MQTT feed. Used by the

Extract the query-string value of parameter `param` from the request URI. Returns -1 if not found or not a valid integer.

Extract a string query parameter from a request URI. Returns empty string if absent.

Draw callback for the green/red triangle slot indicator. The triangle is an upward-pointing isosceles triangle centered in the object. The bg_color st

Draw callback that overlays a rhombus (diamond stripe) pattern on the AMS pill rect when an HMS/Error code is mapped to that slot. Activated by settin