chore: change log from 1.11.3 to 1.11.6

Author: sk-portkey

changelog/enterprise.mdx

@@ -1,12 +1,83 @@
 ---
 title: "Enterprise Gateway"
-sidebarTitle: "Enterprise Gateway [1.11.2]"
+sidebarTitle: "Enterprise Gateway [1.11.6]"
 ---
 
 <Card title="Schedule Call" href="https://portkey.sh/demo-21" icon="calendar" horizontal>
 Discuss how Portkey's AI Gateway can enhance your organization's AI infrastructure
 </Card>
 
+<Update label="1.11.6" description="2025-06-21">
+## v1.11.6
+---
+
+### Provider Updates
+- **Groq**: Added support for `service_tier` parameter in the Groq provider configuration
+- **Anthropic**: Added support for Anthropic's prompt caching for tool results and tool use
+- **Anthropic**: Fixed multi turn tool calling when arguments to the tool call is empty
+
+### Improvements and Fixes
+- Fixed an issue with Auth enabled Aws Redis Cache with Password and cluster mode
+- Handled Webhook Guardrail errors and return verdict with the correct status and error
+
+</Update>
+
+<Update label="1.11.5" description="2025-06-18">
+## v1.11.5
+---
+
+### Guardrails
+- Added support for metadata keys plugin to enforce metadata keys from the request.
+
+</Update>
+
+
+<Update label="1.11.4" description="2025-06-17">
+## v1.11.4
+---
+
+### Provider Updates
+- **Bedrock**: Added support for `AssumedRole` for bedrock application inference profiles
+- **Bedrock Multimodal Embeddings**: Added support for multimodal embeddings for providers `cohere` and `titan`.
+- **Azure Foundry**: Added support for `createTranscription`,`createTranslation`, `imageGeneration`, `batch` and `files` endpoints.
+- **Anthropic**: Added Support for computer use tool.
+- **Anthropic**: Added support for `file_url` and `mime_type` for `file` content parts in Anthropic requests.
+- **VertexAI**: Added support for Gemini/Vertex Thinking mode.
+
+### Cache Improvements
+- Added support for Azure Redis with auth modes `EntraID` and `ManagedIdentity`
+
+### Fixes And Improvements
+- Improvements for Redis Cache
+    - Added support for separate username and password for Redis Cache. Use `REDIS_USERNAME` and `REDIS_PASSWORD` environment variables.
+    - Added support for Azure Redis Cache. Use `CACHE_STORE` with `azure-redis` as value.
+    - Added support for Managed Identity for Azure Managed Redis. 
+        - You can pass `AZURE_REDIS_AUTH_MODE` and `AZURE_REDIS_MANAGED_CLIENT_ID` for a different auth setup.
+        - Defaults to `AZURE_AUTH_MODE` and `AZURE_MANAGED_CLIENT_ID` if not provided
+    - Added support for Entra ID for Azure Redis Cache. 
+        - You can pass `AZURE_REDIS_AUTH_MODE` and `AZURE_REDIS_ENTRA_CLIENT_ID`, `AZURE_REDIS_ENTRA_CLIENT_SECRET`, `AZURE_REDIS_ENTRA_TENANT_ID` for a different auth setup.
+        - Defaults to `AZURE_AUTH_MODE` and `AZURE_ENTRA_CLIENT_ID`, `AZURE_ENTRA_CLIENT_SECRET`, `AZURE_ENTRA_TENANT_ID` if not provided
+- **HTTPS Proxy**
+    - Added HTTPS Proxy support for all the external calls. 
+    - Pass `HTTPS_PROXY` environment variable to enable this feature.
+- Added support for virtual key inclusion for custom log if passed in headers.
+- Fixed issue with proxy calls not working with configs for some providers.
+
+</Update>
+
+<Update label="1.11.3" description="2025-06-06">
+## v1.11.3
+---
+
+### Observability
+- Prometheus Metrics are migrated to use endpoints instead of path for all the metrics
+
+### Fixes And Improvements
+- Added a global error handler for all the unhandled exceptions to prevent server crashes.
+- Updated JWT Plugin to validate `iat` field
+
+</Update>
+
 <Update label="1.11.2" description="2025-06-03">
 ## v1.11.2
 ---