Initial commit: Socktop WebTerm with k3s deployment

- Multi-architecture Docker image (ARM64 + AMD64)
- Kubernetes manifests for 3-replica deployment
- Traefik ingress configuration
- NGINX Proxy Manager integration
- ConfigMap-based configuration
- Automated build and deployment scripts
- Session monitoring tools

kubernetes/02-secret.yaml

@@ -0,0 +1,23 @@
+apiVersion: v1
+kind: Secret
+metadata:
+  name: socktop-webterm-certs
+type: Opaque
+data:
+  # Base64 encoded TLS CA certificates for your Raspberry Pi nodes
+  # Replace these with your actual base64-encoded certificate files
+  # To encode: cat cert.pem | base64 -w 0
+
+  # Example placeholder - replace with your actual certificates:
+  # rpi-master.pem: LS0tLS1CRUdJTi...
+  # rpi-worker-1.pem: LS0tLS1CRUdJTi...
+  # rpi-worker-2.pem: LS0tLS1CRUdJTi...
+  # rpi-worker-3.pem: LS0tLS1CRUdJTi...
+
+  # To create this secret with your actual certificates, run:
+  # kubectl create secret generic socktop-webterm-certs \
+  #   --from-file=rpi-master.pem=/path/to/rpi-master.pem \
+  #   --from-file=rpi-worker-1.pem=/path/to/rpi-worker-1.pem \
+  #   --from-file=rpi-worker-2.pem=/path/to/rpi-worker-2.pem \
+  #   --from-file=rpi-worker-3.pem=/path/to/rpi-worker-3.pem \
+  #   --dry-run=client -o yaml | kubectl apply -f -