refactor: flatten padelnomics/padelnomics/ → repo root

git mv all tracked files from the nested padelnomics/ workspace
directory to the git repo root. Merged .gitignore files.
No code changes — pure path rename.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

web/scripts/backup.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+set -e
+
+# Padelnomics Manual Backup Script
+
+BACKUP_DIR="./backups"
+TIMESTAMP=$(date +%Y%m%d_%H%M%S)
+DB_PATH="./data/app.db"
+
+mkdir -p "$BACKUP_DIR"
+
+# Create backup using SQLite's backup command
+sqlite3 "$DB_PATH" ".backup '$BACKUP_DIR/app_$TIMESTAMP.db'"
+
+# Compress
+gzip "$BACKUP_DIR/app_$TIMESTAMP.db"
+
+echo "✅ Backup created: $BACKUP_DIR/app_$TIMESTAMP.db.gz"
+
+# Clean old backups (keep last 7 days)
+find "$BACKUP_DIR" -name "*.db.gz" -mtime +7 -delete
+
+echo "🧹 Old backups cleaned"