Add minimax_provider plugin

[wgnrai]

MiniMax Provider Plugin

Adds MiniMax M2.7 as an LLM provider option in Agent Zero.

Features

• OpenAI-compatible API at https://api.minimax.io/v1
• MiniMax M2.7: AA Intelligence 50, 45 tok/s, 205K context
• Cost-effective: $0.30/$1.20 per MTok with $0.06/MTok caching
• Config-only plugin (no Python code, no UI components)

Files

• plugin.yaml — Plugin manifest
• conf/model_providers.yaml — Provider registration
• README.md — Documentation and benchmarks
• LICENSE — MIT
• webui/thumbnail.png — 256x256 plugin icon

[a0-bot]

Plugin submission validation failed

ERROR: Invalid YAML in plugins/minimax_provider/index.yaml: mapping values are not allowed here

[a0-bot]

Plugin submission validation failed

ERROR: Invalid YAML in plugins/minimax_provider/index.yaml: mapping values are not allowed here