botbook/src/features.md

Feature System

Version: 6.2.0

General Bots uses Cargo's feature flags to create modular, size-optimized builds. This allows you to include only the functionality you need.

---

Feature Dependency Tree

---

Quick Start

Building with Specific Features

# Minimal build (chat only)
cargo build --features "chat" --no-default-features

# Chat + Cloud Storage
cargo build --features "chat,drive" --no-default-features

# Spreadsheet + Cloud Storage
cargo build --features "sheet,drive" --no-default-features

# Chat with Local LLM
cargo build --features "chat,llm" --no-default-features

# Full productivity suite
cargo build --features "full"

---

Feature Categories

🗣️ Communication Apps

Feature	Dependencies	Description
chat	None	Basic chat functionality
people	None	Contact management
mail	lettre, mailparse, imap, native-tls	Email integration
meet	livekit	Video conferencing
whatsapp	None	WhatsApp integration
telegram	None	Telegram integration
instagram	None	Instagram integration
msteams	None	Microsoft Teams integration
social	None	Social media features

📋 Productivity Apps

Feature	Dependencies	Description
calendar	None	Calendar functionality
tasks	cron, automation	Task management with scheduling
project	quick-xml	Project management (MS Project)
goals	None	Goals tracking
workspace	None	Single workspace
tickets	None	Ticket system
billing	None	Billing system

📄 Document Apps

Feature	Dependencies	Description
docs	docx-rs, ooxmlsdk	Word document processing
sheet	calamine, spreadsheet-ods	Spreadsheet processing
slides	ooxmlsdk	Presentation processing
paper	docs, pdf-extract	PDF processing
drive	aws-config, aws-sdk-s3, aws-smithy-async, pdf-extract	Cloud storage (S3)

🎥 Media Apps

Feature	Dependencies	Description
video	None	Video features
player	None	Media player
canvas	None	Drawing/canvas

🧠 Learning & Research

Feature	Dependencies	Description
learn	None	Learning features
research	llm, vectordb	Research with AI
sources	None	Data sources

📊 Analytics

Feature	Dependencies	Description
analytics	None	Analytics features
dashboards	None	Dashboard UI
monitoring	sysinfo	System monitoring

🔧 Development Tools

Feature	Dependencies	Description
designer	None	UI designer
editor	None	Code/text editor
automation	rhai, cron	Scripting automation

⚙️ Core Technologies

Feature	Dependencies	Description
llm	None	LLM integration flag
vectordb	qdrant-client	Vector database
cache	redis	Redis caching
compliance	csv	Compliance reporting
console	crossterm, ratatui, monitoring	Terminal UI
jemalloc	tikv-jemallocator, tikv-jemalloc-ctl	Memory allocator
progress-bars	indicatif	Progress indicators

---

Pre-Defined Bundles

minimal

minimal = ["chat"]

Smallest possible build. Just chat functionality.

lightweight

lightweight = ["chat", "drive", "tasks", "people"]

Small but useful for basic operations.

default

default = ["chat", "drive", "tasks", "automation", "cache", "directory"]

Balanced default configuration.

full

full = [
    "chat", "people", "mail",
    "tasks", "calendar",
    "drive", "docs",
    "llm", "cache", "compliance"
]

Everything useful for a complete deployment.

---

Common Scenarios

📱 Chat + Drive (Minimum Cloud)

cargo build --features "chat,drive" --no-default-features

Use case: Basic chat with file storage capabilities.

📊 Sheets + Drive

cargo build --features "sheet,drive" --no-default-features

Use case: Spreadsheet processing with cloud storage.

⚠️ Note: sheet does NOT require drive for local file processing. Add drive only if you need cloud storage.

🤖 Chat + Local LLM

cargo build --features "chat,llm" --no-default-features

Use case: Chat with local LLM integration (limited resources).

🏢 Office Suite

cargo build --features "docs,sheet,slides,drive" --no-default-features

Use case: Full document processing suite.

📧 Email-Focused

cargo build --features "chat,mail,cache" --no-default-features

Use case: Chat with email integration.

---

Feature Validation

Some features have implicit dependencies:

If you enable...	You automatically get...
tasks	automation
paper	docs
research	llm, vectordb
console	monitoring
communications	All communication features + cache
productivity	All productivity features + cache
documents	All document features

---

Size Comparison

Build Configuration	Approximate Size
minimal	~15 MB
lightweight	~25 MB
default	~35 MB
full	~60 MB

Sizes are approximate and vary based on platform and optimization level.