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andrihakim146

Hermes Second Brain

Hermes Second Brain

Hermes Second Brain adalah fondasi personal AI hub berbasis Hermes, dengan Obsidian Second Brain sebagai kapabilitas pertama: capture, search, dan organize catatan Obsidian dari Telegram lewat Hermes Agent (MCP).

Status saat ini: Live — Phase 3 selesai. Berjalan lokal di satu mesin (Mac mini) end-to-end: capture, search, dan organize (move/update/undo) langsung ke vault Obsidian, dikendalikan dari Telegram.

Fitur

  • Capture — simpan catatan/link ke Inbox sebagai Markdown (atomik, anti-dobel, reversible).

  • Search — full-text search seluruh vault (SQLite FTS5); note sensitif dicari via judul/tag saja, body tidak diindeks.

  • Organizemove_note (pindah antar folder PARA) & update_note (append/replace), atomik + hash-guarded.

  • Undo — batalkan capture/move/update terakhir lewat operation_id.

  • Aman — capability registry per-tool, audit log, deteksi note sensitif (#private/kata kunci rahasia), path-safe.

Related MCP server: Obsidian MCP Server

Prasyarat

  • Mesin yang menyala 24/7 (Mac mini, home server, atau VPS) untuk menjalankan Hermes + Second Brain Core.

  • Obsidian dengan sebuah vault Markdown.

  • Hermes Agent terpasang dan berjalan (lihat docs/HERMES_SETUP.md).

  • API key LLM (mis. Anthropic) untuk Hermes.

  • Bot Telegram (token dari @BotFather) sebagai antarmuka chat.

  • Python 3.11+.

Install

git clone https://github.com/andrihakim146/hermes-second-brain.git
cd hermes-second-brain
python3 -m venv .venv && source .venv/bin/activate
pip install -e ".[mcp]"
cp .env.example .env   # lalu isi token & path vault kamu
python3 -m unittest discover -s tests

Panduan lengkap end-to-end (termasuk setup Hermes, Telegram, dan go-live ke vault produksi) ada di docs/REPLICATION_GUIDE.md.

Architecture in One Minute

Telegram -> Hermes Agent -> Capability Gateway -> Second Brain Core -> Obsidian Vault
  • Hermes menangani percakapan, session, model routing, scheduler, dan tool selection.

  • Capability Gateway membatasi akses dengan permission L0-L4.

  • Second Brain Core menangani job, audit, database, konflik, index, dan operasi vault.

  • Vault Markdown tetap menjadi source of truth untuk catatan.

Safety Boundary

Phase 0 tidak menyentuh vault produksi. Semua test memakai fake vault di:

tests/fixtures/vault

Vault asli hanya boleh diaudit dari salinan read-only setelah Andri memberi path dan izin eksplisit.

Quick Start

python3 -m unittest discover -s tests
PYTHONPATH=src python3 -m second_brain.main
PYTHONPATH=src python3 -m second_brain.db.migrate
PYTHONPATH=src python3 -m second_brain.preflight
PYTHONPATH=src python3 -m second_brain.server
PYTHONPATH=src python3 -m second_brain.mcp_server   # needs: pip install -e ".[mcp]"

second_brain.server starts the local-only HTTP Core API on SECOND_BRAIN_CORE_URL (default http://127.0.0.1:8787). second_brain.mcp_server is the stdio MCP server that Hermes connects to (Hermes uses MCP, not REST). Both wrap the same dispatcher with capability checks + audit. See docs/API.md and docs/GO_LIVE.md.

MCP tools (live)

Terdaftar di Hermes sebagai MCP stdio lokal (second_brain.mcp_server):

  • health_check, job_status, sync_status

  • capture_note — tulis catatan ke Inbox

  • search_vault, get_note — cari & baca catatan

  • move_note, update_note — pindah & edit catatan

  • undo — batalkan operasi terakhir

Bangun/refresh index pencarian kapan saja: PYTHONPATH=src python3 -m second_brain.reindex.

  • docs/AI_HANDOFF.md

  • docs/ARCHITECTURE.md

  • docs/HERMES_SETUP.md

  • docs/SETUP.md

  • docs/TESTING.md

  • docs/SECURITY.md

A
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