deploy: add optional valkey community profile

deploy/community/docker-compose.yml

@@ -16,6 +16,22 @@ services:
       timeout: 5s
       retries: 5
 
+  valkey:
+    image: valkey/valkey:8-alpine
+    restart: unless-stopped
+    profiles:
+      - cache
+    command: ["valkey-server", "--save", "", "--appendonly", "no"]
+    volumes:
+      - valkey_data:/data
+    ports:
+      - "127.0.0.1:6379:6379"
+    healthcheck:
+      test: ["CMD", "valkey-cli", "ping"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+
   admin-api:
     image: ${CRANK_ADMIN_API_IMAGE:-crank/admin-api:dev}
     build:
@@ -30,6 +46,9 @@ services:
       POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-crank}
       CRANK_STORAGE_ROOT: ${CRANK_STORAGE_ROOT:-/var/lib/crank/storage}
       CRANK_ADMIN_BIND: ${CRANK_ADMIN_BIND:-0.0.0.0:3001}
+      CRANK_CACHE_BACKEND: ${CRANK_CACHE_BACKEND:-memory}
+      CRANK_CACHE_URL: ${CRANK_CACHE_URL:-}
+      CRANK_CACHE_DEFAULT_TTL_MS: ${CRANK_CACHE_DEFAULT_TTL_MS:-}
       CRANK_LOG_LEVEL: ${CRANK_LOG_LEVEL:-info}
       CRANK_MASTER_KEY: ${CRANK_MASTER_KEY}
       CRANK_BASE_URL: ${CRANK_BASE_URL:-http://localhost:3000}
@@ -68,6 +87,9 @@ services:
       CRANK_STORAGE_ROOT: ${CRANK_STORAGE_ROOT:-/var/lib/crank/storage}
       CRANK_MCP_BIND: ${CRANK_MCP_BIND:-0.0.0.0:3002}
       CRANK_MCP_REFRESH_MS: ${CRANK_MCP_REFRESH_MS:-5000}
+      CRANK_CACHE_BACKEND: ${CRANK_CACHE_BACKEND:-memory}
+      CRANK_CACHE_URL: ${CRANK_CACHE_URL:-}
+      CRANK_CACHE_DEFAULT_TTL_MS: ${CRANK_CACHE_DEFAULT_TTL_MS:-}
       CRANK_LOG_LEVEL: ${CRANK_LOG_LEVEL:-info}
       CRANK_MASTER_KEY: ${CRANK_MASTER_KEY}
       CRANK_BASE_URL: ${CRANK_BASE_URL:-http://localhost:3000}
@@ -101,3 +123,4 @@ services:
 volumes:
   postgres_data:
   artifact_storage:
+  valkey_data: