[Meta] WebNN - Windows ML / ONNX Runtime Issues and Feature Requests

### Describe the issue

This is a meta issue to track WebNN / ONNX Runtime relevant open issues.

## OT Blocker

#### ORT Core VF

- [ ] https://github.com/microsoft/onnxruntime/pull/29851
- [ ] https://github.com/microsoft/onnxruntime/pull/32681
- [ ] https://github.com/microsoft/onnxruntime/pull/32679
- [ ] https://github.com/microsoft/onnxruntime/pull/32641
- [ ] https://github.com/microsoft/onnxruntime/pull/32633
- [ ] https://github.com/microsoft/onnxruntime/pull/32611
- [ ] https://github.com/microsoft/onnxruntime/pull/32610
- [ ] https://github.com/microsoft/onnxruntime/pull/32609
- [ ] https://github.com/microsoft/onnxruntime/pull/32607

#### ORT Core

- [x] https://github.com/microsoft/onnxruntime/issues/29612
- [x] https://github.com/microsoft/onnxruntime/pull/29681 (Impact WebGPU EP, does not impact OV NPU)
- [x] https://github.com/microsoft/onnxruntime/pull/29755
- [x] https://github.com/microsoft/onnxruntime/pull/29799
- [x] https://github.com/microsoft/onnxruntime/pull/28535
- [x] https://github.com/microsoft/onnxruntime/pull/28431
- [x] https://github.com/microsoft/onnxruntime/pull/30889 Fix compiler process cannot load the latest onnxruntime.dll

#### ORT OpenVINO EP NPU

#### ORT WebGPU EP // **Required PRs for 0.3 branch release**

item | unsupported_reason | detail |   |  
-- | -- | -- | -- | --
Add | Missing type: int64 | v14 kernel exists, supports: float,float16,int32,uint32 | ✅ | https://github.com/microsoft/onnxruntime/pull/29844
AveragePool | Unsupported opset: v19 | No compatible kernel version registered | ✅ | https://github.com/microsoft/onnxruntime/pull/29835
Cast | Missing type: uint8 | v21 kernel exists, supports: float16,float,int32,uint32,int64,bool | ✅ | https://github.com/microsoft/onnxruntime/pull/29839
Clip | Missing type: int32 | v13 kernel exists, supports: float | ✅ | https://github.com/microsoft/onnxruntime/pull/29835
Clip | Missing type: int64 | v13 kernel exists, supports: float | ✅ | https://github.com/microsoft/onnxruntime/pull/29834
Expand | Missing type: uint8 | v13 kernel exists, supports: float16,float,int32,uint32,int64,bool | ✅ | https://github.com/microsoft/onnxruntime/pull/29854
Gather | Missing type: uint8 | v13 kernel exists, supports: float,float16,int32,uint32,bool | ✅ | https://github.com/microsoft/onnxruntime/pull/29861
HardSwish | No matching kernel | No compatible kernel version registered | ✅ | https://github.com/microsoft/onnxruntime/pull/29828
Max | No matching kernel | No compatible kernel version registered | ✅ | https://github.com/microsoft/onnxruntime/pull/29833
Min | No matching kernel | No compatible kernel version registered | ✅ | Same PR to Max
Reshape | Missing type: int64 | v21 kernel exists, supports: float,float16,int32,uint32 | ✅ | https://github.com/microsoft/onnxruntime/pull/29830
Reshape | Missing type: uint8 | v21 kernel exists, supports: float,float16,int32,uint32 | ✅ | https://github.com/microsoft/onnxruntime/pull/29897
Tile | Missing type: int32 | v13 kernel exists, supports: float,float16 | ✅ | https://github.com/microsoft/onnxruntime/pull/29847
Tile | Missing type: int64 | v13 kernel exists, supports: float,float16 | ✅ | https://github.com/microsoft/onnxruntime/pull/31049
Trilu | No matching kernel | No compatible kernel version registered | ✅ | https://github.com/microsoft/onnxruntime/pull/29845
Concat | Missing type: int64 | supports: float,float16,int32,uint32 | ✅| https://github.com/microsoft/onnxruntime/pull/31049
Gru | Op missing | WebNN noise supression sample | ✅ | https://github.com/microsoft/onnxruntime/pull/29840
CumSum | Missing type: int32 | v14 kernel exists, supports: float,float16 | ✅| https://github.com/microsoft/onnxruntime/pull/31702
Gather | int64 |   | ✅ | https://github.com/microsoft/onnxruntime/pull/31714
Clip |   | Gate int64 Clip kernel behind enable_int64 flag | ✅ | https://github.com/microsoft/onnxruntime/pull/29918
Min/Max | int64 |   | ✅ | https://github.com/microsoft/onnxruntime/pull/31709
Support device-free compile-only sessions | | | ✅ | https://github.com/microsoft/onnxruntime/pull/29681
Robustness provider option | | | ✅ | https://github.com/microsoft/onnxruntime/pull/31971
Zero-initialize writable device allocator buffers | | | ✅ | https://github.com/microsoft/onnxruntime/pull/32063

#### Chromium

- [x] [8124054](https://chromium-review.googlesource.com/c/chromium/src/+/8124054) skip SetFakeGdiInit() for the compiler process sandbox
- [x] [8091227](https://chromium-review.googlesource.com/c/chromium/src/+/8091227) [WebGPU EP] add WebGpuExecutionProvider to `kKnownEPs`
- [x] [8127421](https://chromium-review.googlesource.com/c/chromium/src/+/8127421) Disable ORT graph transforms in the GPU process for security

## Feature Request

- [ ] https://github.com/microsoft/onnxruntime/issues/32496
- [ ] https://github.com/microsoft/onnxruntime/issues/28806
- [ ] https://github.com/microsoft/onnxruntime/issues/27310
- [x] https://github.com/microsoft/onnxruntime/issues/27181
- [ ] https://github.com/microsoft/onnxruntime/issues/27167
- [ ] https://github.com/microsoft/onnxruntime/issues/26648
- [ ] https://github.com/microsoft/onnxruntime/issues/25302
- [ ] https://github.com/microsoft/onnxruntime/issues/23189
- [ ] https://github.com/microsoft/onnxruntime/issues/25785

#### ep:WebGPU
- [x] https://github.com/microsoft/onnxruntime/issues/25236
- [ ] https://github.com/microsoft/onnxruntime/issues/32625 (GA blocker, not first OT blocker)

## Bug

- [x] https://github.com/microsoft/onnxruntime/issues/29272
- [ ] [**Blocker**][**Long Compilation Time**] https://github.com/microsoft/onnxruntime/issues/26643
- [x] https://github.com/microsoft/onnxruntime/issues/26618
- [x] https://github.com/microsoft/onnxruntime/issues/26288

#### ep:WebGPU

- [x] https://github.com/microsoft/onnxruntime/issues/26064
- [x] https://github.com/microsoft/onnxruntime/issues/25914

#### ep:DML

- [ ] https://github.com/microsoft/onnxruntime/issues/26606
- [ ] https://github.com/microsoft/onnxruntime/issues/26521
- [ ] https://github.com/microsoft/onnxruntime/issues/26525
- [ ] https://github.com/microsoft/onnxruntime/issues/26528
- [x] https://github.com/microsoft/onnxruntime/issues/26530
- [ ] https://github.com/microsoft/onnxruntime/issues/26532
- [x] https://github.com/microsoft/onnxruntime/issues/26533
- [x] https://github.com/microsoft/onnxruntime/issues/26529
- [x] [**Crash**] https://github.com/microsoft/onnxruntime/issues/26531

### ORT Default CPU

- [x] https://github.com/microsoft/onnxruntime/issues/28898
- [x] https://github.com/microsoft/onnxruntime/issues/26522
- [ ] https://github.com/microsoft/onnxruntime/issues/26524

Start by reading the unchecked ORT Core VF and WebGPU EP entries, then follow the referenced issue and pull request links such as #32496 and #32625. Done is not defined by this meta issue; progress would require resolving or updating the listed blockers, feature requests, and bugs.

Written by the indexing model from the issue text.