pipecat-hopper v0.1.0

Initial Hopper-maintained Pipecat community integration.

• Adds HopperLLMService for the OpenAI-compatible Hopper API
• Defaults to gemma-4-31b
• Supports streaming completions, function calling, runtime settings, and Pipecat metrics
• Includes an interruptible browser voice-agent example
• Tested with Pipecat v1.7.0 across Python 3.11, 3.13, and 3.14