Update documentation with new ecosystem integrations, demos, and resource links

[mergennachin]

docs/source/success-stories.md

1. Added Arm ML Embedded Evaluation Kit to Ecosystem Integrations (Cortex-M, Ethos-U NPUs)
2. Added Whisper to Featured Demos (CUDA and Metal backends)
3. Added Audio Generation demo (Stable Audio Open Small on Arm CPUs with KleidiAI)
4. Added YouTube video link to Audio Generation demo
5. Added Alif Semiconductor Ensemble to Ecosystem Integrations (E4/E6/E8 MCUs with Ethos-U85)
6. Added blog link to Ultralytics entry
7. Added Digica AI SDK to Ecosystem Integrations (ExecuTorch-powered SDK for iOS/Android/edge)

README.md (top-level)

1. Updated Whisper link from external repo to local examples/models/whisper/README.md
2. Added Unsloth to Resources line for fine-tuned LLM deployment
3. Added Desktop Guide link for CUDA/Metal GPU inference
4. Added Zephyr Guide link for Zephyr RTOS integration

examples/models/whisper/README.md

1. Added Mobile Demo section with link to Android WhisperApp

website/index.html

1. Updated Whisper link to in-tree whisper README
2. Added Reality Labs blog link to Production Deployments
3. Added LiquidAI blog link to Ecosystem Integration
4. Added Software Mansion link to Ecosystem Integration

examples/qualcomm/oss_scripts/llama/README.md

1. Added YouTube video tutorial "Build Along: Run LLMs Locally on Qualcomm Hardware Using ExecuTorch"

docs/source/backends-cadence.md

1. Added Cadence blog link about running optimized PyTorch models on Cadence DSPs

[pytorch-bot]

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/16371

• 📄 Preview Python docs built from this PR

Note: Links to docs will display an error until the docs builds have been completed.

❗ 1 Active SEVs

There are 1 currently active SEVs. If your PR is affected, please view them below:

• ROCm linux.rocm.gpu.gfx942.*.b runners switching providers

❌ 2 New Failures, 104 Pending, 1 Unrelated Failure

As of commit a053926 with merge base 0ee2f49 ():

NEW FAILURES - The following jobs have failed:

• Build Presets / apple (ios) / build (gh)
  RuntimeError: Command bash /Users/runner/work/_temp/exec_script failed with exit code 1
• Build Presets / apple (profiling) / build (gh)
  RuntimeError: Command bash /Users/runner/work/_temp/exec_script failed with exit code 1

FLAKY - The following job failed but was likely due to flakiness present on trunk:

• pull / test-models-linux (ic3, portable, linux.2xlarge) / linux-job (gh) (detected as infra flaky with no log or failing log classifier)

This comment was automatically generated by Dr. CI and updates every 15 minutes.

[github-actions]

This PR needs a release notes: label

If your change should be included in the release notes (i.e. would users of this library care about this change?), please use a label starting with release notes:. This helps us keep track and include your important work in the next release notes.

To add a label, you can comment to pytorchbot, for example
@pytorchbot label "release notes: none"

For more information, see
https://github.com/pytorch/pytorch/wiki/PyTorch-AutoLabel-Bot#why-categorize-for-release-notes-and-how-does-it-work.

[Copilot]

Pull request overview

This PR enhances ExecuTorch documentation by adding new ecosystem integrations, featured demos, and resource links across multiple documentation files. The updates improve discoverability of partners, demos, and learning resources.

Key changes:

• Added two new ecosystem integrations: Arm ML Embedded Evaluation Kit and Alif Semiconductor Ensemble
• Added Whisper and Audio Generation to featured demos
• Updated Whisper references to point to in-tree documentation instead of external repository
• Added blog/documentation links to existing entries (Unsloth, Ultralytics, Meta Reality Labs, LiquidAI, Software Mansion, Cadence)
• Added video tutorials for Qualcomm LLM deployment and Audio Generation demo

Reviewed changes

Copilot reviewed 6 out of 6 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
website/index.html	Added blog links to Production Deployments (Meta Reality Labs) and Ecosystem Integration (LiquidAI, Software Mansion); updated Whisper link to in-tree README
examples/qualcomm/oss_scripts/llama/README.md	Added YouTube video tutorial link for running LLMs on Qualcomm hardware
examples/models/whisper/README.md	Added Mobile Demo section with link to Android WhisperApp
docs/source/success-stories.md	Added Meta Reality Labs blog link; added Arm ML Embedded Evaluation Kit and Alif Semiconductor integrations; added Whisper and Audio Generation demos; added blog links to Unsloth and Ultralytics
docs/source/backends-cadence.md	Added Cadence blog post link about running optimized PyTorch models on Cadence DSPs
README.md	Updated Whisper link to in-tree documentation; added Unsloth to Resources; added Desktop Guide reference for CUDA/Metal GPU inference

---

💡 Add Copilot custom instructions for smarter, more guided reviews. Learn how to get started.

[Copilot]

Pull request overview

Copilot reviewed 6 out of 6 changed files in this pull request and generated 1 comment.

---

💡 Add Copilot custom instructions for smarter, more guided reviews. Learn how to get started.

[Copilot]

Pull request overview

Copilot reviewed 6 out of 6 changed files in this pull request and generated 4 comments.

---

💡 Add Copilot custom instructions for smarter, more guided reviews. Learn how to get started.

[Copilot]

Pull request overview

Copilot reviewed 6 out of 6 changed files in this pull request and generated no new comments.

---

💡 Add Copilot custom instructions for smarter, more guided reviews. Learn how to get started.