add import export and items

pubspec.lock

@@ -1,6 +1,14 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
+  android_file_picker:
+    dependency: transitive
+    description:
+      name: android_file_picker
+      sha256: "03d3dd3cb578ab26b1e528aeea27bf6b976942f5a24e3da82d270369b8e161a8"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.2"
   args:
     dependency: transitive
     description:
@@ -89,6 +97,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.1.4"
+  dbus:
+    dependency: transitive
+    description:
+      name: dbus
+      sha256: f7db8504e715b835f5ebe5fe74604ccd961d504c73389a5d8e81bafc2e2f3612
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.8.0"
   fake_async:
     dependency: transitive
     description:
@@ -105,6 +121,54 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.2.0"
+  ffi_leak_tracker:
+    dependency: transitive
+    description:
+      name: ffi_leak_tracker
+      sha256: "4093d4ef9ca06ffe2786e73bfb25e22aa92112b9bb4ec941f11e3e6b61489a97"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.1.2"
+  file_picker:
+    dependency: "direct main"
+    description:
+      name: file_picker
+      sha256: e67f1bcbef00f8b28f3b6ce09a1f0d2d9de37cf1e1e7e73b70df7a20d3eee8be
+      url: "https://pub.dev"
+    source: hosted
+    version: "13.3.0"
+  file_picker_darwin:
+    dependency: transitive
+    description:
+      name: file_picker_darwin
+      sha256: "13e731433fb3e59c1aff5a1197e41c5c5f930fad16342d101579086271a70d7b"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.0"
+  file_picker_linux:
+    dependency: transitive
+    description:
+      name: file_picker_linux
+      sha256: c6562fc7d426db2fb85ea66fe2627953d2709932df5584ceaacf0aa5e39cf4da
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.2"
+  file_picker_platform_interface:
+    dependency: transitive
+    description:
+      name: file_picker_platform_interface
+      sha256: "336e7168306834a2b68e6168ed768e00d3fabeac23154d5793e277ca9f97cf20"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.2.0"
+  file_picker_web:
+    dependency: transitive
+    description:
+      name: file_picker_web
+      sha256: a2288008280aabe371aff029466b3405e60838e0a1d714767488c59b926c8b8c
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.2.0"
   file_selector:
     dependency: "direct main"
     description:
@@ -265,10 +329,10 @@ packages:
     dependency: transitive
     description:
       name: jni
-      sha256: "6b9ca0602fef0230e83149afbe3f9f8227e94f2bbe84a1da4f14d699742f402d"
+      sha256: d8df6dab6847855512fe44dd9032b0bbe34dda7bf7597e41d30750879779813f
       url: "https://pub.dev"
     source: hosted
-    version: "1.1.0"
+    version: "1.1.1"
   jni_flutter:
     dependency: transitive
     description:
@@ -429,6 +493,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.3.0"
+  petitparser:
+    dependency: transitive
+    description:
+      name: petitparser
+      sha256: "91bd59303e9f769f108f8df05e371341b15d59e995e6806aefab827b58336675"
+      url: "https://pub.dev"
+    source: hosted
+    version: "7.0.2"
   platform:
     dependency: transitive
     description:
@@ -554,6 +626,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.1.2"
+  win32:
+    dependency: transitive
+    description:
+      name: win32
+      sha256: a0b93865d5644f11cf6a8c3f6db909f1ec168958b5805f6cc684adea957cd63d
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.4.0"
+  windows_file_picker:
+    dependency: transitive
+    description:
+      name: windows_file_picker
+      sha256: "18452aa293de3b6961c6d05b0e71b4be7bb90c67635abdd3aa5c4e75dd875072"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.1"
   xdg_directories:
     dependency: transitive
     description:
@@ -562,6 +650,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.1.0"
+  xml:
+    dependency: transitive
+    description:
+      name: xml
+      sha256: "67f0aff7be013d107995e9b75bf4e7f2c3ef2dfdb2c8e68024bba0a7fd5756a4"
+      url: "https://pub.dev"
+    source: hosted
+    version: "7.0.1"
   yaml:
     dependency: transitive
     description: