Groq langchain support (python)

[sammydick22]

Add Groq Integration Support

Description

This PR adds Groq model support to the CDP LangChain integration, expanding LLM provider options alongside existing providers.

Key Changes:

• Added Groq provider support to CdpAgentkitWrapper
• Implemented Groq-specific initialization in GroqToolkit
• Created Groq integration documentation
• Maintained consistent interface with existing providers

What Changed?

File(s)	Changes
cdp_agentkit_wrapper.py	Added Groq config validation and initialization
cdp_toolkit.py	Dynamic provider handling for Groqand error checking
groq_integration.md	Comprehensive Groq usage guide

Why This Change?

• Provides access to Groq's high-performance inference capabilities
• Maintains multi-provider architecture pattern
• Enables performance optimization through model choice

Qualified Impact Analysis

Affected Components:

1. Model Provider Configuration
2. Environment Variable Handling
3. Streaming Response Pipeline

Failure Scenarios:

1. Invalid Groq Model

   • Detection: Model validation during toolkit initialization
   • Resolution: Error message shows supported Groq models

2. Missing Groq Credentials

   • Detection: API key validation at request time
   • Resolution: Clear documentation of required GROQ_API_KEY

Rollback Strategy:

1. Remove GROQ_API_KEY from environment if added
2. Revert changes to:
   • cdp_agentkit_wrapper.py
   • cdp_toolkit.py
3. Remove groq_integration.md

Testing Performed

1. Verified Groq model initialization and inference
2. Tested streaming responses with Groq models
3. Validated error handling for invalid configurations
4. Confirmed existing provider functionality unaffected

Documentation Updates

• Added Groq-specific integration guide
• Updated provider selection documentation in README
• Added Groq environment variables to reference table

[cb-heimdall]

🟡 Heimdall Review Status

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Reviews	🟡 0/1	Denominator calculation Show calculation 1 if user is bot 0 1 if user is external 0 From .codeflow.yml 1 Additional review requirements Show calculation Max 0 0 From CODEOWNERS 0 Global minimum 0 Max 1 1 1 if commit is unverified 1 Sum 2