Add comprehensive documentation and finalize project license

This commit introduces detailed documentation files, including installation, configuration, API, agents, and an index. It also updates the README with new sections and registers the MIT license for the project. These changes aim to improve clarity and ease of use for developers and contributors.

docs/installation.md

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+# Installation Guide
+
+## Prerequisites
+
+Before installing web-agent-rs, ensure you have the following prerequisites:
+
+- [Rust](https://www.rust-lang.org/tools/install) (latest stable version)
+- [Node.js](https://nodejs.org/) (for GenAIScript)
+- [Bun](https://bun.sh/) (for package management)
+- [Docker](https://www.docker.com/get-started) (optional, for containerized deployment)
+
+## Environment Setup
+
+1. Clone the repository:
+   ```bash
+   git clone https://github.com/seemueller-io/open-web-agent-rs.git
+   cd open-web-agent-rs
+   ```
+
+2. Create a `.env` file in the root directory with the following variables:
+   ```
+   OPENAI_API_KEY=your_openai_api_key
+   BING_SEARCH_API_KEY=your_bing_search_api_key
+   TAVILY_API_KEY=your_tavily_api_key
+   GENAISCRIPT_MODEL_LARGE=gpt-4-turbo
+   GENAISCRIPT_MODEL_SMALL=gpt-3.5-turbo
+   SEARXNG_API_BASE_URL=your_searxng_url
+   ```
+
+## Local Development
+
+1. Install Rust dependencies:
+   ```bash
+   cargo build
+   ```
+
+2. Install JavaScript dependencies:
+   ```bash
+   bun install
+   ```
+
+3. Run the server:
+   ```bash
+   cargo run
+   ```
+
+   The server will start on `http://localhost:3006`.
+
+## Docker Deployment
+
+You can also run the application using Docker:
+
+1. Build the Docker image:
+   ```bash
+   docker build -t web-agent-rs -f Dockerfile .
+   ```
+
+2. Run the container:
+   ```bash
+   docker run -p 3006:3006 --env-file .env web-agent-rs
+   ```
+
+Alternatively, you can use Docker Compose:
+
+```bash
+docker-compose up
+```
+
+## Configuration Options
+
+The application can be configured using environment variables. See the [Configuration](./configuration.md) documentation for more details.