Read attached chat images with a vision model.

Image uploads were treated as unknown documents and never shown to the model. PNG, JPEG, WebP, and GIF now go to Ollama vision, and history returns the image bytes.

Co-authored-by: Cursor <cursoragent@cursor.com>

.env.prod.example

@@ -37,6 +37,8 @@ OLLAMA_BASE_URL=http://10.0.0.128:11434
 OLLAMA_MODEL=gpt-oss:20b
 OLLAMA_MODEL_THINKING=gpt-oss:20b
 OLLAMA_MODEL_FAST=gemma4:latest
+# Vision (image + prompt). Must be a vision-capable tag.
+OLLAMA_MODEL_VISION=gemma4:latest
 OLLAMA_MODEL_UTILITY=llama3.2
 OLLAMA_EMBED_MODEL=nomic-embed-text
 OLLAMA_NUM_CTX_THINKING=16384