feat: Update redis deployment to run redis with password if REDIS_PASSWORD is configured

examples/kubernetes/cluster-install/README.md

@@ -1,6 +1,15 @@
 # Install Firecrawl on a Kubernetes Cluster (Simple Version)
 # Before installing
 1. Set [secret.yaml](secret.yaml) and [configmap.yaml](configmap.yaml) and do not check in secrets
+   Here's the modified markdown with the statement you requested:
+   - **Note**: If `REDIS_PASSWORD` is configured in the secret, please modify the ConfigMap to reflect the following format for `REDIS_URL` and `REDIS_RATE_LIMIT_URL`:
+     ```yaml
+     REDIS_URL: "redis://:password@host:port"
+     REDIS_RATE_LIMIT_URL: "redis://:password@host:port"
+     ```
+     Replace `password`, `host`, and `port` with the appropriate values.
+
+
 2. Build Docker images, and host it in your Docker Registry (replace the target registry with your own)
    1. API (which is also used as a worker image)
       1. ```bash

examples/kubernetes/cluster-install/redis.yaml

@@ -15,7 +15,22 @@ spec:
       containers:
       - name: redis
         image: redis:alpine
-        args: ["redis-server", "--bind", "0.0.0.0"]
+        command: [ "/bin/sh", "-c" ]  # Run a shell script as entrypoint
+        args:
+          - |
+            if [ -n "$REDIS_PASSWORD" ]; then
+              echo "Starting Redis with authentication"
+              exec redis-server --bind 0.0.0.0 --requirepass "$REDIS_PASSWORD"
+            else
+              echo "Starting Redis without authentication"
+              exec redis-server --bind 0.0.0.0
+            fi
+        env:
+          - name: REDIS_PASSWORD
+            valueFrom:
+              secretKeyRef:
+                name: firecrawl-secret
+                key: REDIS_PASSWORD
 ---
 apiVersion: v1
 kind: Service

examples/kubernetes/cluster-install/secret.yaml

@@ -17,3 +17,4 @@ data:
   STRIPE_PRICE_ID_SCALE: ""
   HYPERDX_API_KEY: ""
   FIRE_ENGINE_BETA_URL: ""
+  REDIS_PASSWORD: ""