fix(openclaw-helm): correct gateway token env var name

GATEWAY_TOKEN → OPENCLAW_GATEWAY_TOKEN to match what the app expects.

Author: serhanekicii

openclaw-helm.html/0.md

@@ -76,7 +76,7 @@ kubectl create namespace openclaw
 kubectl create secret generic openclaw-env-secret \
   -n openclaw \
   --from-literal=ANTHROPIC_API_KEY=your-api-key \
-  --from-literal=GATEWAY_TOKEN=your-gateway-token
+  --from-literal=OPENCLAW_GATEWAY_TOKEN=your-gateway-token
 ```
 
 Add the secret reference to your `values.yaml`:
@@ -241,7 +241,7 @@ metadata:
 type: Opaque
 stringData:
   ANTHROPIC_API_KEY: "your-api-key-here"
-  GATEWAY_TOKEN: "your-gateway-token-here"
+  OPENCLAW_GATEWAY_TOKEN: "your-gateway-token-here"
 ```
 
 Plain Kubernetes Secrets are base64-encoded, not encrypted at rest unless you've configured encryption.