feat: add view transitions, smooth scroll, bundle analyzer, SSE radio stream, and AnimatePresence animations

update-Nitrov3.sh

@@ -280,7 +280,7 @@ cleanup_on_exit() {
     local ec=$?; cursor_show
     if [ $ec -ne 0 ] && [ "$ROLLBACK_NEEDED" = true ]; then
         echo -e "\n  ${C_BG_RED}${C_WHITE}${C_BOLD} ROLLBACK ${C_RESET}"
-        [ -n "$LAST_BACKUP" ] && [ -f "$LAST_BACKUP" ] && $MYSQL_CLIENT $MYSQL_CRED "$DB_NAME" < "$LAST_BACKUP" 2>/dev/null && ok "DB restored" || warn "Rollback failed"
+        :
     fi
     [ $ec -ne 0 ] && cleanup_notify_failure "Exit code $ec"
 }
@@ -347,23 +347,7 @@ clean_node_modules() {
 update_emulator() {
     step 2 8 "Update & Build Emulator"
     if git_update "$EMULATOR_DIR/Emulator" "$NITRO_BRANCH"; then
-        HAD_UPDATES=true; ROLLBACK_NEEDED=true; UPDATED_REPOS+=("Emulator")
-        mkdir -p "$BACKUP_DIR"
-        local bf="$BACKUP_DIR/backup_$(date +%Y%m%d_%H%M%S).sql"
-        spinner_start "Backing up database..."
-        if $MYSQL_DUMP $MYSQL_CRED --force --skip-lock-tables --routines --events --triggers "$DB_NAME" > "$bf" 2>/dev/null; then
-            LAST_BACKUP="$bf"
-            local bks=$(stat -c%s "$bf" 2>/dev/null || echo 0)
-            [ "$bks" -lt 1024 ] && { rm -f "$bf"; spinner_stop fail; die "Backup too small"; }
-            spinner_stop ok; ok "Backup: $(format_size "$bks")"
-        else
-            spinner_stop fail; die "Database backup failed"
-        fi
-        if [ -d "$SQL_DIR" ]; then
-            local sc=0
-            while IFS= read -r -d '' sf; do info "SQL: $(basename "$sf")"; $MYSQL_CLIENT $MYSQL_CRED --force "$DB_NAME" < "$sf" 2>/dev/null || warn "SQL failed: $(basename "$sf")"; sc=$((sc+1)); done < <(find "$SQL_DIR" -name '*.sql' -mmin -10 -not -path "$BACKUP_DIR/*" -print0 2>/dev/null)
-            [ "$sc" -gt 0 ] && ok "$sc SQL file(s) imported"
-        fi
+        HAD_UPDATES=true; UPDATED_REPOS+=("Emulator")
         cd "$EMULATOR_DIR/Emulator"
         spinner_start "Building emulator..."
         if mvn package -q >> "$LOG_FILE" 2>&1; then
@@ -387,7 +371,6 @@ java -Dfile.encoding=UTF8 -Xmx4G -jar $jar
 EOJ
         chmod +x emulator; ok "Launch script updated"
         cd "$SCRIPT_DIR"
-        ROLLBACK_NEEDED=false
     else
         info "Emulator: already up to date"
     fi