fix button style

lib/apps/assistant/page.dart

@@ -378,7 +378,7 @@ class _AssistantDetailState extends State<AssistantDetail> {
                   width: 50.0,
                   height: 30.0,
                   decoration: BoxDecoration(
-                    color: color.primary,
+                    color: Color(0xFF6174FF),
                     borderRadius: BorderRadius.circular(10.0),
                   ),
                   child: Center(

lib/apps/chat/detail.dart

@@ -464,7 +464,7 @@ class _ChatDetailState extends State<ChatDetail> {
                   width: 50.0,
                   height: 30.0,
                   decoration: BoxDecoration(
-                    color: color.primary,
+                    color: Color(0xFF6174FF),
                     borderRadius: BorderRadius.circular(10.0),
                   ),
                   child: Center(

pubspec.lock

@@ -91,7 +91,7 @@ packages:
       name: crypto
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.0.0"
+    version: "3.0.1"
   device_info_plus:
     dependency: "direct main"
     description:
@@ -181,7 +181,7 @@ packages:
     description:
       path: "plugins/file_selector/file_selector_linux"
       ref: HEAD
-      resolved-ref: "57a2cd88486105d3d813583339eb0e23c9bfd6d2"
+      resolved-ref: "1d3bff412f8e93087243995570db3a56eba415e5"
       url: "git://github.com/google/flutter-desktop-embedding.git"
     source: git
     version: "0.0.2"
@@ -190,7 +190,7 @@ packages:
     description:
       path: "plugins/file_selector/file_selector_macos"
       ref: HEAD
-      resolved-ref: "57a2cd88486105d3d813583339eb0e23c9bfd6d2"
+      resolved-ref: "1d3bff412f8e93087243995570db3a56eba415e5"
       url: "git://github.com/google/flutter-desktop-embedding.git"
     source: git
     version: "0.0.4"
@@ -213,7 +213,7 @@ packages:
     description:
       path: "plugins/file_selector/file_selector_windows"
       ref: HEAD
-      resolved-ref: "57a2cd88486105d3d813583339eb0e23c9bfd6d2"
+      resolved-ref: "1d3bff412f8e93087243995570db3a56eba415e5"
       url: "git://github.com/google/flutter-desktop-embedding.git"
     source: git
     version: "0.0.2"
@@ -295,7 +295,7 @@ packages:
       name: image_gallery_saver
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.6.8"
+    version: "1.6.9"
   image_picker:
     dependency: "direct main"
     description:
@@ -316,7 +316,7 @@ packages:
       name: image_picker_platform_interface
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.1"
+    version: "2.1.0"
   integration_test:
     dependency: "direct dev"
     description: flutter
@@ -342,7 +342,7 @@ packages:
       name: just_audio
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.7.3"
+    version: "0.7.4"
   just_audio_platform_interface:
     dependency: transitive
     description:
@@ -384,7 +384,7 @@ packages:
       name: open_file
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.1.0"
+    version: "3.2.0"
   path:
     dependency: transitive
     description:
@@ -426,7 +426,7 @@ packages:
       name: path_provider_windows
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.0"
+    version: "2.0.1"
   pedantic:
     dependency: transitive
     description:
@@ -447,14 +447,14 @@ packages:
       name: permission_handler
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "6.1.1"
+    version: "7.0.0"
   permission_handler_platform_interface:
     dependency: transitive
     description:
       name: permission_handler_platform_interface
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.1.1"
+    version: "3.3.0"
   petitparser:
     dependency: transitive
     description:
@@ -517,7 +517,7 @@ packages:
       name: record
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0+1"
+    version: "2.1.1"
   rxdart:
     dependency: transitive
     description: