Initial Obsidian LiveSync (CouchDB) deployment

- couchdb:3, bridge, 127.0.0.1:5984, journald
- couchdb-config/local.ini с CORS для Obsidian (app://obsidian.md)
- max_http_request_size 4 ГБ для больших vault-ов
- .env и data/ исключены из git

docker-compose.yml

@@ -0,0 +1,23 @@
+services:
+  couchdb:
+    image: couchdb:3
+    container_name: obsidian-livesync
+    restart: unless-stopped
+    ports:
+      - "127.0.0.1:5984:5984"
+    environment:
+      - COUCHDB_USER=${COUCHDB_USER}
+      - COUCHDB_PASSWORD=${COUCHDB_PASSWORD}
+    volumes:
+      - ./data:/opt/couchdb/data
+      - ./couchdb-config/local.ini:/opt/couchdb/etc/local.d/local.ini:ro
+    healthcheck:
+      test: ["CMD", "curl", "-fsS", "-u", "${COUCHDB_USER}:${COUCHDB_PASSWORD}", "http://127.0.0.1:5984/_up"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 30s
+    logging:
+      driver: journald
+      options:
+        tag: "{{.Name}}"