feat: glm ocr (#3146)

* feat: glm ocr

Signed-off-by: Georg Heiler <georg.kf.heiler@gmail.com>

* # Summary (50 chars or less)

Signed-off-by: Georg Heiler <georg.kf.heiler@gmail.com>

# Motivation / context
# - Why this change is needed

# Changes
# - What changed

# Testing
# - Commands run

* fix: rename glmocr preset to glm_ocr for consistent naming convention

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Signed-off-by: Georg Heiler <georg.kf.heiler@gmail.com>

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Signed-off-by: Georg Heiler <georg.kf.heiler@gmail.com>
Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>