docs: add AI agent framework implementation plan

.gitignore

@@ -3,3 +3,4 @@ config.toml
 *.swp
 *.swo
 .env
+rustbot.db*

Cargo.toml

@@ -32,3 +32,21 @@ anyhow = "1"
 
 # Async utilities
 futures = "0.3"
+
+# Async trait support
+async-trait = "0.1"
+
+# SQLite database with FTS5 and vector search support
+rusqlite = { version = "0.34", features = ["bundled", "modern-full"] }
+
+# UUID for message/entry IDs
+uuid = { version = "1", features = ["v4"] }
+
+# Chrono for timestamps
+chrono = { version = "0.4", features = ["serde"] }
+
+# Background task scheduler
+tokio-cron-scheduler = "0.13"
+
+# SQLite vector search extension
+sqlite-vec = "0.1"

README.md

@@ -55,6 +55,7 @@ See [`config.example.toml`](config.example.toml) for all options.
 | `openrouter.api_key` | OpenRouter API key |
 | `openrouter.model` | LLM model ID (e.g., `qwen/qwen3-235b-a22b`) |
 | `sandbox.allowed_directory` | Directory for file/command operations |
+| `embedding` (optional) | Vector search for memory |
 | `mcp_servers` | List of MCP servers to connect |
 
 ### MCP Server Configuration

config.example.toml

@@ -27,6 +27,26 @@ Be concise and helpful."""
 # The bot cannot access files outside this directory
 allowed_directory = "/tmp/rustbot-sandbox"
 
+[memory]
+# Path to the SQLite database file for persistent memory
+# Stores conversations, knowledge base, and vector embeddings
+database_path = "rustbot.db"
+
+[skills]
+# Directory containing skill markdown files
+# Skills are natural-language instructions loaded at startup
+directory = "skills"
+
+# Embedding API for vector search (optional)
+# When configured, enables hybrid vector + FTS5 search for memory.
+# Without this, falls back to FTS5 keyword search only.
+# Works with any OpenAI-compatible /v1/embeddings endpoint.
+# [embedding]
+# api_key = "YOUR_OPENROUTER_API_KEY"
+# base_url = "https://openrouter.ai/api/v1"
+# model = "qwen/qwen3-embedding-8b"
+# dimensions = 1536
+
 # MCP Server Configurations
 # Each [[mcp_servers]] block defines an MCP server to connect to
 # The bot will discover and register tools from each server