添加Mac环境打包脚本

making_school_asignment_app/flutter_build_ios_onmac.command

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+#!/usr/bin/env bash
+set -euo pipefail
+IFS=$'\n\t'
+
+# Ensure UTF-8 locale for macOS terminals
+export LANG=en_US.UTF-8
+export LC_ALL=en_US.UTF-8
+
+# Resolve project directory (script location)
+PROJECT_DIR="$(cd "$(dirname "$0")" && pwd)"
+
+echo "Project dir: $PROJECT_DIR"
+
+force_delete() {
+  local target="$1"
+  local max_retries=3
+  local retry_delay=1
+
+  if [ ! -e "$PROJECT_DIR/$target" ]; then
+    return 0
+  fi
+
+  for i in $(seq 1 $max_retries); do
+    echo "Attempting to delete $target (try $i of $max_retries)"
+    rm -rf "$PROJECT_DIR/$target" 2>/dev/null || true
+    if [ ! -e "$PROJECT_DIR/$target" ]; then
+      echo "Successfully deleted $target"
+      return 0
+    fi
+    if [ "$i" -lt "$max_retries" ]; then
+      sleep $retry_delay
+      retry_delay=$((retry_delay * 2))
+    fi
+  done
+
+  echo "Warning: Could not completely delete $target, some files may be in use"
+  return 1
+}
+
+cd "$PROJECT_DIR"
+
+echo "Running flutter clean..."
+if ! flutter clean; then
+  echo "flutter clean failed"
+  exit 1
+fi
+
+echo "Removing residual files"
+force_delete build || true
+force_delete .dart_tool || true
+force_delete pubspec.lock || true
+
+echo "Running flutter pub get..."
+if ! flutter pub get; then
+  echo "flutter pub get failed"
+  exit 1
+fi
+
+echo "Running build_runner (if present)..."
+if ! flutter packages pub run build_runner build --delete-conflicting-outputs; then
+  echo "build_runner failed or not present — continuing"
+fi
+
+echo "Building iOS release..."
+if ! flutter build ios --release; then
+  echo "iOS build failed"
+  exit 1
+fi
+
+OUTPUT_DIR="$PROJECT_DIR/build/ios/iphoneos"
+echo "Opening iOS build output directory: $OUTPUT_DIR"
+if [ -d "$OUTPUT_DIR" ]; then
+  open "$OUTPUT_DIR"
+else
+  echo "iOS build output directory does not exist: $OUTPUT_DIR"
+fi
+
+echo "All steps completed successfully!"
+echo "iOS output (if built): $OUTPUT_DIR"
+
+exit 0