docs: add --prerelease=allow to sglang install commands (#8358)

Signed-off-by: Krishnan Prashanth <kprashanth@nvidia.com>

README.md

@@ -122,10 +122,14 @@ Also available: [`tensorrtllm-runtime:1.0.1`](https://docs.nvidia.com/dynamo/res
 
 ### Option B: Install from PyPI
 
+Install [uv](https://github.com/astral-sh/uv) (`curl -LsSf https://astral.sh/uv/install.sh | sh`), then:
+
 ```bash
-pip install "ai-dynamo[sglang]"   # or [vllm] or [trtllm]
+uv pip install --prerelease=allow "ai-dynamo[sglang]"   # or [vllm]
 ```
 
+> **Note:** TensorRT-LLM requires `pip` with `--extra-index-url https://pypi.nvidia.com`. See the [install guide](docs/getting-started/local-installation.md) for TRT-LLM-specific instructions.
+
 Then start the frontend and a worker as shown above. See the [full installation guide](docs/getting-started/local-installation.md) for system dependencies and backend-specific notes.
 
 ### Option C: Kubernetes (recommended)

docs/backends/sglang/README.md

@@ -20,7 +20,7 @@ We recommend using [uv](https://github.com/astral-sh/uv) to install:
 
 ```bash
 uv venv --python 3.12 --seed
-uv pip install "ai-dynamo[sglang]"
+uv pip install --prerelease=allow "ai-dynamo[sglang]"
 ```
 
 This installs Dynamo with the compatible SGLang version.

docs/reference/release-artifacts.md

@@ -104,7 +104,7 @@ docker pull nvcr.io/nvidia/ai-dynamo/snapshot-agent:1.0.1
 ```bash
 # Install Dynamo with a specific backend (Recommended)
 uv pip install "ai-dynamo[vllm]==1.0.1"
-uv pip install "ai-dynamo[sglang]==1.0.1"
+uv pip install --prerelease=allow "ai-dynamo[sglang]==1.0.1"
 # TensorRT-LLM requires the NVIDIA PyPI index and pip
 pip install --pre --extra-index-url https://pypi.nvidia.com "ai-dynamo[trtllm]==1.0.1"