feat: Update dependencies and improve research agent configuration

- Added `@chat-adapter/state-redis` dependency to package.json.
- Updated `@mastra/client-js` from `^1.13.5-alpha.5` to `^1.13.5-alpha.7`.
- Updated `@mastra/core` from `^1.26.0-alpha.5` to `^1.26.0-alpha.7`.
- Added `@mastra/duckdb` dependency to package.json.
- Updated `@mastra/mcp` from `^1.5.1-alpha.1` to `^1.5.0`.
- Updated `@mastra/observability` from `^1.9.2-alpha.0` to `^1.10.0-alpha.2`.
- Updated `@mastra/pg` from `^1.9.1` to `^1.9.2-alpha.0`.
- Updated `@mastra/posthog` from `^1.0.17` to `^1.0.18-alpha.0`.
- Updated `@mastra/react` from `^0.2.26` to `^1.0.0-beta.25`.
- Updated `@mastra/schema-compat` from `^1.2.8` to `^1.2.9-alpha.1`.
- Updated `@mastra/upstash` from `^1.0.4` to `^1.0.5-alpha.0`.
- Updated `@tanstack/react-query` and `@tanstack/react-query-devtools` from `^5.99.0` to `^5.99.2`.
- Updated `marked` from `^18.0.1` to `^18.0.2`.
- Updated `@mastra/core` in devDependencies from `^1.26.0-alpha.5` to `^1.26.0-alpha.7`.

refactor: Modify research agent response modalities and token limits
- Changed `responseModalities` in `researchAgent.ts` from `['TEXT']` to `['TEXT', 'IMAGE']`.
- Updated `TokenLimiter` from `64000` to `8000`.
- Commented out `thinkingConfig` options in `providerOptions`.

feat: Introduce DuckDB configuration for observability
- Created new file `src/mastra/config/duckdb.ts` to configure DuckDB storage and vector.
- Implemented `DuckDBStore`, `DuckDBVector`, and `Memory` for enhanced memory management.

fix: Update Composio MCP client configuration
- Changed the URL for `googleSheets` in `composio-mcp.ts` to the new backend endpoint.