✨ docs(milvus): add milvus helm install and semantic cache config

Signed-off-by: samzong <[email protected]>

Author: samzong

tools/milvus/README.md

@@ -0,0 +1,53 @@
+# Milvus Installation Validation Script
+
+Validates commands in `website/docs/installation/milvus.md`.
+
+## Features
+
+1. Prerequisites check (kubectl, kind, helm)
+2. Create Kind cluster (`make create-cluster`)
+3. Deploy Milvus (Standalone or Cluster mode)
+4. Verify deployment
+5. Apply client config & network policies
+6. Connection tests
+
+## Deployment Modes
+
+| Mode           | Use Case            |
+| -------------- | ------------------- |
+| **Standalone** | Development/testing |
+| **Cluster**    | Production (HA)     |
+
+## Usage
+
+**Interactive:**
+
+```bash
+./tools/milvus/test-milvus-deployment.sh
+```
+
+**Non-Interactive (CI/CD):**
+
+```bash
+MILVUS_MODE=standalone RECREATE_CLUSTER=false CLEANUP=false ./tools/milvus/test-milvus-deployment.sh
+```
+
+### Environment Variables
+
+| Variable           | Values                  | Description                     |
+| ------------------ | ----------------------- | ------------------------------- |
+| `MILVUS_MODE`      | `standalone`, `cluster` | Deployment mode                 |
+| `RECREATE_CLUSTER` | `true`, `false`         | Recreate Kind cluster if exists |
+| `CLEANUP`          | `true`, `false`         | Cleanup after test              |
+
+## Troubleshooting
+
+**ServiceMonitor CRD Not Found:**
+```bash
+# Add: --set metrics.serviceMonitor.enabled=false
+```
+
+**Both Pulsar versions running:**
+```bash
+# Add: --set pulsar.enabled=false --set pulsarv3.enabled=true
+```