models: dedupe green emoji legend; fix image-gen instructions (Integrations button > Image)

models.md

@@ -66,10 +66,9 @@ available via the chat's image feature (the 🎨 button) using
 The emoji in the model name marks its **value tier** (the same icons used in the chat picker):
 
 - 🔒 **Private** — Tinfoil: architecturally private (TEE enclaves)
-- 🌱 **Green** — GreenPT: 100% renewable energy
-- 🌱 **Green** — Regolo: EU-hosted, zero data retention, renewable-powered
-  (the 🌱 emoji marks renewable-powered providers — GreenPT and Regolo — not a
-  specific company)
+- 🌱 **Green** — GreenPT and Regolo: renewable-powered EU hosts (Regolo adds
+  a zero-data-retention commitment). The 🌱 emoji marks renewable-powered
+  providers, not a specific company.
 
 | Model | Provider | Privacy | Green | Vision | Context | Pricing (in / out / cached) | Notes |
 |---|---|---|---|---|---|---|---|
@@ -135,8 +134,9 @@ curl https://gateway.inference.coop/v1/chat/completions \
 ### Image generation
 
 `🌱 regolo/qwen-image` (Regolo, EU-hosted, zero data retention) generates
-images from a text prompt. In the chat, use the 🎨 button and describe what
-you want — no prompt engineering needed. Via the API:
+images from a text prompt. In the chat, press the **Integrations** button
+below the message box, choose **Image**, and describe what you want — the
+generated image appears in the conversation. Via the API:
 
 ```bash
 curl https://gateway.inference.coop/v1/images/generations \