added firebase for notification

pubspec.lock

@@ -9,6 +9,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "85.0.0"
+  _flutterfire_internals:
+    dependency: transitive
+    description:
+      name: _flutterfire_internals
+      sha256: "948f7d74f41dd6f2d563ea9f4c21d7ea764f8e047d2b24138974c19c24d37eb6"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.3.61"
   analyzer:
     dependency: transitive
     description:
@@ -289,6 +297,54 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "10.3.3"
+  firebase_core:
+    dependency: "direct main"
+    description:
+      name: firebase_core
+      sha256: "967dae9a65f69377beb9f4ab292ea63ce5befa1ce24682cab1b69ca4b7a46927"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.1.0"
+  firebase_core_platform_interface:
+    dependency: transitive
+    description:
+      name: firebase_core_platform_interface
+      sha256: "5dbc900677dcbe5873d22ad7fbd64b047750124f1f9b7ebe2a33b9ddccc838eb"
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.0.0"
+  firebase_core_web:
+    dependency: transitive
+    description:
+      name: firebase_core_web
+      sha256: f7ee08febc1c4451588ce58ffcf28edaee857e9a196fee88b85deb889990094a
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.1.0"
+  firebase_messaging:
+    dependency: "direct main"
+    description:
+      name: firebase_messaging
+      sha256: aad5dcdea5698499b70d74d5a53b1f6a9972f85f97225e4b7ac006dd8d4f9bac
+      url: "https://pub.dev"
+    source: hosted
+    version: "16.0.1"
+  firebase_messaging_platform_interface:
+    dependency: transitive
+    description:
+      name: firebase_messaging_platform_interface
+      sha256: "825bc11767bf50a43dccf49b3026f847ec31d0f176139bfc48d662cc128b5014"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.7.1"
+  firebase_messaging_web:
+    dependency: transitive
+    description:
+      name: firebase_messaging_web
+      sha256: db8dbdd79921245c4de02407e33cae2d1868683be18a5ba948d2af5311e3ef5d
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.0.1"
   fixnum:
     dependency: transitive
     description:
@@ -492,10 +548,10 @@ packages:
     dependency: transitive
     description:
       name: js
-      sha256: "53385261521cc4a0c4658fd0ad07a7d14591cf8fc33abbceae306ddb974888dc"
+      sha256: f2c445dce49627136094980615a031419f7f3eb393237e4ecd97ac15dea343f3
       url: "https://pub.dev"
     source: hosted
-    version: "0.7.2"
+    version: "0.6.7"
   json_annotation:
     dependency: "direct main"
     description: