feat(jellyfin): add kubernetes manifests and migration scripts

rollback_jellyfin_migration.sh

@@ -0,0 +1,43 @@
+#!/usr/bin/env bash
+# ==============================================================================
+# Jellyfin Rollback Script: Kubernetes -> Host Standalone jellyfin.service
+# ==============================================================================
+set -euo pipefail
+
+CLUSTER_HOST="10.2.0.4"
+SSH_USER="bart"
+HTPC_NS="htpc"
+KUBECONFIG_PATH="${KUBECONFIG:-$HOME/.kube/config_vmserver}"
+
+COLOR_GREEN="\033[0;32m"
+COLOR_YELLOW="\033[1;33m"
+COLOR_RED="\033[0;31m"
+COLOR_BLUE="\033[0;34m"
+COLOR_RESET="\033[0m"
+
+log_info() { echo -e "${COLOR_GREEN}[INFO]${COLOR_RESET} $1"; }
+log_step() { echo -e "\n${COLOR_BLUE}==>${COLOR_RESET} ${COLOR_GREEN}$1${COLOR_RESET}"; }
+log_warn() { echo -e "${COLOR_YELLOW}[WARN]${COLOR_RESET} $1"; }
+
+echo "========================================================================"
+echo "   JELLYFIN ROLLBACK NAAR STANDALONE SERVICE OP $CLUSTER_HOST"
+echo "========================================================================"
+read -p "Weet je zeker dat je wilt terugrollen naar standalone jellyfin? (j/N): " -r CONFIRM
+if [[ ! "$CONFIRM" =~ ^[jJyY]$ ]]; then
+    log_info "Rollback geannuleerd."
+    exit 0
+fi
+
+log_step "1. Kubernetes Jellyfin deployment schalen naar 0..."
+KUBECONFIG="${KUBECONFIG_PATH}" kubectl scale deployment/jellyfin -n "${HTPC_NS}" --replicas=0 || true
+
+log_step "2. Standalone jellyfin.service inschakelen en starten op $CLUSTER_HOST..."
+ssh -t "${SSH_USER}@${CLUSTER_HOST}" "sudo systemctl enable --now jellyfin"
+
+log_step "3. Status controleren..."
+sleep 5
+ssh -o BatchMode=yes "${SSH_USER}@${CLUSTER_HOST}" "systemctl status jellyfin --no-pager" | head -n 12
+ssh -o BatchMode=yes "${SSH_USER}@${CLUSTER_HOST}" "curl -I -s http://127.0.0.1:8096/jellyfin/health" | head -n 1
+
+echo ""
+log_info "Rollback voltooid. Standalone jellyfin.service is weer actief op de host."