chore: add docker-compose stack and Caddy config for deployment

.env.example

@@ -0,0 +1,17 @@
+CHORUS_DISCORD_TOKEN=
+CHORUS_GUILD_ID=
+CHORUS_INBOX_CHANNEL_ID=
+CHORUS_TRIAGE_ROLE_ID=
+CHORUS_BACKEND_BASE_URL=http://backend:8000
+
+CHORUS_GVOICE_IMAP_HOST=
+CHORUS_GVOICE_IMAP_USER=
+CHORUS_GVOICE_IMAP_PASSWORD=
+
+CHORUS_BH_EMAIL_IMAP_HOST=
+CHORUS_BH_EMAIL_IMAP_USER=
+CHORUS_BH_EMAIL_IMAP_PASSWORD=
+
+CHORUS_PERSONAL_EMAIL_IMAP_HOST=
+CHORUS_PERSONAL_EMAIL_IMAP_USER=
+CHORUS_PERSONAL_EMAIL_IMAP_PASSWORD=

Caddyfile.snippet

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+chorus.circuitforge.tech {
+    basicauth {
+        donna <bcrypt-hash-here>
+        alan <bcrypt-hash-here>
+    }
+
+    handle /api/* {
+        uri strip_prefix /api
+        reverse_proxy backend:8000
+    }
+
+    handle {
+        reverse_proxy frontend:80
+    }
+}

backend/Dockerfile

@@ -0,0 +1,6 @@
+FROM python:3.11-slim
+WORKDIR /app
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+COPY app ./app
+CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000"]

docker-compose.yml

@@ -0,0 +1,26 @@
+services:
+  backend:
+    build: ./backend
+    environment:
+      CHORUS_DB_URL: sqlite:////data/chorus.db
+    volumes:
+      - chorus_data:/data
+    expose:
+      - "8000"
+
+  bot:
+    build: ./bot
+    env_file: .env
+    depends_on:
+      - backend
+    volumes:
+      - chorus_bot_state:/app
+
+  frontend:
+    build: ./frontend
+    expose:
+      - "80"
+
+volumes:
+  chorus_data:
+  chorus_bot_state: