Add Vault Management API example

README.md

@@ -2,6 +2,31 @@
 The latest Bitwarden CLI in a Docker container.
 
 ## Instructions
+### Interactive CLI
 Run `docker build -t bw-cli:latest .`
 
 Then, `docker run -v $HOME/.config/Bitwarden\ CLI/:/root/.config/Bitwarden\ CLI/ -it bw-cli:latest login`
+
+### Serve API
+Create a local [Vault Management API](https://bitwarden.com/help/vault-management-api/) instance:
+
+`docker-compose.yml`
+```yaml
+version: '3.3'
+services:
+  bw_api:
+    container_name: bwapi
+    hostname: bwapi
+    platform: linux/amd64
+    image: tangowithfoxtrot/bw-cli:serve-latest
+    ports:
+      - '127.0.0.1:2929:2929' # serve on 127.0.0.1
+    volumes:
+      - "$HOME/.config/Bitwarden CLI:/root/.config/Bitwarden CLI"
+    healthcheck:
+      test: curl -f http://127.0.0.1:2929/status
+      interval: 5s
+      timeout: 2s
+      retries: 3
+      start_period: 5s
+```