Add Kubernetes microagent (#7028)

Co-authored-by: openhands <openhands@all-hands.dev>
Co-authored-by: Engel Nyst <enyst@users.noreply.github.com>
Co-authored-by: Robert Brennan <accounts@rbren.io>

microagents/knowledge/kubernetes.md

@@ -0,0 +1,50 @@
+---
+name: kubernetes
+type: knowledge
+version: 1.0.0
+agent: CodeActAgent
+triggers:
+- kubernetes
+- k8s
+- kube
+---
+
+# Kubernetes Local Development with KIND
+
+## KIND Installation and Setup
+
+KIND (Kubernetes IN Docker) is a tool for running local Kubernetes clusters using Docker containers as nodes. It's designed for testing Kubernetes applications locally.
+
+IMPORTANT: Before you proceed with installation, make sure you have docker installed locally.
+
+### Installation
+
+To install KIND on a Debian/Ubuntu system:
+
+```bash
+# Download KIND binary
+curl -Lo ./kind https://kind.sigs.k8s.io/dl/v0.22.0/kind-linux-amd64
+# Make it executable
+chmod +x ./kind
+# Move to a directory in your PATH
+sudo mv ./kind /usr/local/bin/
+```
+
+To install kubectl:
+
+```bash
+# Download kubectl
+curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl"
+# Make it executable
+chmod +x kubectl
+# Move to a directory in your PATH
+sudo mv ./kubectl /usr/local/bin/
+```
+
+### Creating a Cluster
+
+Create a basic KIND cluster:
+
+```bash
+kind create cluster
+```