Add citadel compose deploy helper

deploy-citadel.sh

@@ -0,0 +1,47 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+HOST="${BTCDATA_DEPLOY_HOST:-citadel}"
+APP_DIR="${BTCDATA_DEPLOY_DIR:-/home/pmp/apps/btcdata}"
+IMAGE_NAME="${BTCDATA_IMAGE_NAME:-$(basename "$APP_DIR")-btcdata:latest}"
+PLATFORM="${BTCDATA_PLATFORM:-}"
+NETWORK="${BTCDATA_NETWORK:-btc-network}"
+FILES=(docker-compose.yml .env)
+
+if [[ -z "$PLATFORM" ]]; then
+  remote_arch="$(ssh "$HOST" uname -m)"
+  case "$remote_arch" in
+  x86_64 | amd64) PLATFORM="linux/amd64" ;;
+  aarch64 | arm64) PLATFORM="linux/arm64" ;;
+  *)
+    echo "Unsupported target architecture: $remote_arch" >&2
+    echo "Set BTCDATA_PLATFORM manually, e.g. BTCDATA_PLATFORM=linux/amd64" >&2
+    exit 1
+    ;;
+  esac
+fi
+
+for file in "${FILES[@]}"; do
+  if [[ ! -f "$file" ]]; then
+    echo "Missing required file: $file" >&2
+    exit 1
+  fi
+done
+
+echo "Building $IMAGE_NAME locally for $PLATFORM..."
+docker build --platform "$PLATFORM" -t "$IMAGE_NAME" .
+
+echo "Preparing $APP_DIR on $HOST..."
+ssh "$HOST" "mkdir -p '$APP_DIR'"
+
+echo "Ensuring external network $NETWORK exists on $HOST..."
+ssh "$HOST" "docker network inspect '$NETWORK' >/dev/null 2>&1 || docker network create '$NETWORK'"
+
+echo "Copying docker-compose.yml and .env to $HOST:$APP_DIR..."
+scp "${FILES[@]}" "$HOST:$APP_DIR/"
+
+echo "Copying Docker image $IMAGE_NAME to $HOST..."
+docker save "$IMAGE_NAME" | ssh "$HOST" docker load
+
+echo "Starting docker compose on $HOST in $APP_DIR..."
+ssh "$HOST" "cd '$APP_DIR' && docker compose up -d --no-build"