docs: add Nano Banana 2 Lite and Gemini Omni Flash Partner Node tutorials

[lin-bot23]

Summary

Add documentation for two new Google Partner Node model releases:

Nano Banana 2 Lite

• Google's fastest, most cost-efficient image model (Gemini 3.1 Flash-Lite Image)
• 2 workflows: Text to Image + Image Edit
• Templates: api_nano_banana_2_lite_t2i, api_nano_banana_2_lite_image_edit

Gemini Omni Flash

• Google's conversational video generation and editing model
• 3 workflows: Text to Video + Image to Video + Video Edit
• Templates: api_google_gemini_omni_flash_t2v, api_google_gemini_omni_flash_i2v, api_google_gemini_omni_flash_video_edit

Files

• tutorials/partner-nodes/google/gemini-omni-flash.mdx — new
• tutorials/partner-nodes/google/nano-banana-2-lite.mdx — new
• docs.json — register both in Google nav group

Source

• Google Blog
• Google Cloud Blog
• Google DeepMind — Gemini Omni
• Google DeepMind — Nano Banana 2 Lite
• workflow_templates templates (index.json entries)

Checklist

• EN only (awaiting user confirmation before translation)
• Link validation passed
• All image/video URLs verified (HTTP 200)
• Registerd in docs.json Google nav group

cc @daxiong for review

[coderabbitai]

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ℹ️ Recent review info

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📥 Commits

Reviewing files that changed from the base of the PR and between 2ee7ac3 and 780e6b2.

📒 Files selected for processing (9)

• docs.json
• ja/tutorials/partner-nodes/google/gemini-omni-flash.mdx
• ja/tutorials/partner-nodes/google/nano-banana-2-lite.mdx
• ko/tutorials/partner-nodes/google/gemini-omni-flash.mdx
• ko/tutorials/partner-nodes/google/nano-banana-2-lite.mdx
• tutorials/partner-nodes/google/gemini-omni-flash.mdx
• tutorials/partner-nodes/google/nano-banana-2-lite.mdx
• zh/tutorials/partner-nodes/google/gemini-omni-flash.mdx
• zh/tutorials/partner-nodes/google/nano-banana-2-lite.mdx

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📝 Walkthrough

Walkthrough

New tutorial pages for "Gemini Omni Flash" and "Nano Banana 2 Lite" partner nodes were added in English, Chinese, Japanese, and Korean locales as MDX documents with frontmatter, feature descriptions, workflow guides, and comparison tables. docs.json navigation was updated across all four locales to reference the new pages.

Changes

Google Partner Node Documentation

Layer / File(s)	Summary
Navigation wiring docs.json	Google group page lists in en/zh/ja/ko sections gain slugs for gemini-omni-flash and nano-banana-2-lite.
Gemini Omni Flash tutorials tutorials/partner-nodes/google/gemini-omni-flash.mdx, zh/..., ja/..., ko/...	New pages across four locales cover frontmatter, feature highlights, text/image/video workflow cards with Comfy Cloud and download links, and a get-started note recommending pairing with Nano Banana 2 Lite.
Nano Banana 2 Lite tutorials tutorials/partner-nodes/google/nano-banana-2-lite.mdx, zh/..., ja/..., ko/...	New pages across four locales cover frontmatter, feature list, text-to-image and image-edit workflows with cards and example images, a Lite/2/Pro comparison table, and get-started steps noting model switching within the existing Nano Banana 2 node.

No sequence diagram here, folks — just docs galore, this PR's got that Banana-and-Gemini lore!

Possibly related PRs

• Comfy-Org/docs#1208: Both PRs touch Gemini Omni Flash documentation—this PR adds tutorial pages while the linked PR adds its pricing section.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

✨ Simplify code

• Create PR with simplified code

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