v2.15.4 Using tauri stream fetch api in App

What's Changed

• Support saas version in readme by @Leizhenpeng in #5529
• google api using x-goog-api-key header by @lloydzhou in #5541
• fix: build error by @Dogtiti in #5545
• docs: Hotfix/upstream sync doc update by @joetsuihk in #5552
• fix: default model by @Dogtiti in #5553
• hotfix for x-goog-api-key by @lloydzhou in #5562
• Hotfix/plugin opration by @lloydzhou in #5547
• fix quoteEnd extract regex by @code-october in #5564
• update readme by @mayfwl in #5567
• use safe equal operation by @code-october in #5578
• bugfix: Delete the escapeDollarNumber function, which causes errors i… by @Dean-YZG in #4393
• fix: correct typo in variable name from ALLOWD_PATH to ALLOWED_PATH by @little-huang in #5586
• Feat: using tauri fetch api in App by @lloydzhou in #5565
• fix compressModel, related #5426, fix #5606 #5603 #5575 by @lloydzhou in #5607
• Update README.md by @ElricLiu in #5609
• Update README.md by @lloydzhou in #5610
• fix: [#5574] readme by @DDMeaqua in #5608
• make sure get request_id before body chunk by @lloydzhou in #5611

New Contributors

• @joetsuihk made their first contribution in #5552
• @little-huang made their first contribution in #5586

Full Changelog: v2.15.3...v2.15.4