Summary: Seedream 4.0 added to image models

Why It Matters: This adds a new image editing tool.

What Changed:

• A new image model called "Seedream 4.0 Advanced image editing" was added under "Image Models."
• "Nano Banana Smart image editing" moved down one spot in the "Image Models" list.
• A new feature called "Banana Placement More control, more products" was added under "Edit Features."
• "Product Placement Place products in an image" moved down one spot under "Edit Features."
• "new Nano Banana Smart image editing" under "Image Models" changed to "new Seedream 4.0 Advanced image editing."
• "new Nano Banana Advanced image editing" under "Edit Models" changed to "new Nano Banana Edit Advanced image editing."
• The "Unlimited Kling 2.1 on Higgsfield" section moved down.
• The "Unlimited Nano Banana for 1 year" section moved up.
• A new section "Seedream 4.0 Unlimited for 365 Days" was added.
• A new section "Banana Placement" was added.
• Two new links were added at the very end: "Home" and "Library."