Add complete homelab agents structure, templates, and sysadmin-session-closer agent

scripts/install-agent.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+# Install agent script
+
+AGENT_NAME="${1:-}"
+HOMELAB_DIR="${HOME}/.homelab-agents"
+
+if [ -z "$AGENT_NAME" ]; then
+    echo "Usage: install-agent.sh <agent-name>"
+    exit 1
+fi
+
+if [ ! -f "$HOMELAB_DIR/agents/$AGENT_NAME.md" ]; then
+    echo "Error: Agent $AGENT_NAME not found"
+    exit 1
+fi
+
+echo "Installing agent: $AGENT_NAME"
+cat "$HOMELAB_DIR/agents/$AGENT_NAME.md"