feat: Add initial project structure with core functionality

Author: shirohasuki

.github/workflows/nix.yml

@@ -0,0 +1,16 @@
+name: Nix
+
+on:
+  pull_request:
+  push:
+    branches: [main]
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: DeterminateSystems/determinate-nix-action@v3
+      - name: Build bbdev
+        run: nix develop

.gitignore

@@ -0,0 +1,19 @@
+node_modules/
+python_modules/
+.venv/
+venv/
+.motia/
+.mermaid/
+dist/
+__pycache__/
+*.pyc
+motia-workbench.json
+types.d.ts
+appendonlydir/
+dump.rdb
+*.log
+output/
+result/
+
+.cursor/
+.claude/

README.md

@@ -1,2 +1,18 @@
 # bbdev
 Agent-friendly developer toolchain backend
+
+## Build
+
+```bash
+# Enter dev environment
+nix develop
+
+# Install dependencies
+cd api
+pnpm install
+
+# Start dev server
+pnpm dev
+```
+
+This Project is **Built with 💙 by [Motia](https://motia.dev)**

api/package.json

@@ -0,0 +1,18 @@
+{
+  "name": "bbdev",
+  "version": "0.1.0",
+  "description": "Agent-friendly developer toolchain backend powered by Motia",
+  "scripts": {
+    "postinstall": "motia install",
+    "dev": "motia dev",
+    "dev:debug": "motia dev --debug",
+    "build": "motia build",
+    "start": "motia start",
+    "clean": "rm -rf dist node_modules python_modules .motia .mermaid"
+  },
+  "keywords": ["motia"],
+  "dependencies": {
+    "motia": "0.8.2-beta.139",
+    "zod": "^3.24.4"
+  }
+}