feat: Add script to initialize MySQL container and seed database

Author: touchmegit1

deploy/scripts/init-db-and-seed.sh

@@ -0,0 +1,79 @@
+#!/usr/bin/env bash
+# Initialize MySQL container and seed SmallTrend data.sql on Azure VM.
+set -euo pipefail
+
+DEPLOY_PATH="${DEPLOY_PATH:-/opt/smalltrend}"
+COMPOSE_FILE="$DEPLOY_PATH/docker-compose.prod.yml"
+ENV_FILE="$DEPLOY_PATH/deploy/env/backend.env"
+SEED_FILE="$DEPLOY_PATH/backend/src/main/resources/data.sql"
+
+log() {
+  printf "[%s] %s\n" "$1" "$2"
+}
+
+require_file() {
+  local path="$1"
+  [ -f "$path" ] || {
+    echo "Missing required file: $path"
+    exit 1
+  }
+}
+
+log "1/7" "Checking required files"
+require_file "$COMPOSE_FILE"
+require_file "$ENV_FILE"
+require_file "$SEED_FILE"
+
+cd "$DEPLOY_PATH"
+
+log "2/7" "Loading environment"
+set -a
+# shellcheck disable=SC1090
+. "$ENV_FILE"
+set +a
+
+: "${MYSQL_DATABASE:=smalltrend}"
+: "${MYSQL_ROOT_PASSWORD:=root1234}"
+
+log "3/7" "Starting mysql service"
+docker compose -f "$COMPOSE_FILE" up -d mysql
+
+log "4/7" "Waiting for mysql health"
+MYSQL_CONTAINER_ID="$(docker compose -f "$COMPOSE_FILE" ps -q mysql)"
+[ -n "$MYSQL_CONTAINER_ID" ] || {
+  echo "Could not resolve mysql container ID"
+  exit 1
+}
+
+MAX_ATTEMPTS=60
+ATTEMPT=1
+while [ "$ATTEMPT" -le "$MAX_ATTEMPTS" ]; do
+  HEALTH="$(docker inspect --format='{{if .State.Health}}{{.State.Health.Status}}{{else}}unknown{{end}}' "$MYSQL_CONTAINER_ID")"
+  if [ "$HEALTH" = "healthy" ]; then
+    echo "MySQL is healthy"
+    break
+  fi
+  echo "MySQL health: $HEALTH (attempt $ATTEMPT/$MAX_ATTEMPTS). Waiting 5s..."
+  sleep 5
+  ATTEMPT=$((ATTEMPT + 1))
+done
+
+if [ "$ATTEMPT" -gt "$MAX_ATTEMPTS" ]; then
+  echo "MySQL did not become healthy in time"
+  docker compose -f "$COMPOSE_FILE" logs --tail=120 mysql || true
+  exit 1
+fi
+
+log "5/7" "Ensuring database exists"
+docker compose -f "$COMPOSE_FILE" exec -T mysql sh -lc \
+  'mysql -uroot -p"$MYSQL_ROOT_PASSWORD" -e "CREATE DATABASE IF NOT EXISTS $MYSQL_DATABASE CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;"'
+
+log "6/7" "Seeding database from data.sql"
+docker compose -f "$COMPOSE_FILE" exec -T mysql sh -lc \
+  'mysql --default-character-set=utf8mb4 -uroot -p"$MYSQL_ROOT_PASSWORD" "$MYSQL_DATABASE"' < "$SEED_FILE"
+
+log "7/7" "Done"
+echo "Seed completed for database: $MYSQL_DATABASE"
+
+echo "Next command (optional):"
+echo "  docker compose -f $COMPOSE_FILE up -d --remove-orphans"