new: add crashlytics

pubspec.lock

@@ -9,6 +9,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "60.0.0"
+  _flutterfire_internals:
+    dependency: transitive
+    description:
+      name: _flutterfire_internals
+      sha256: "1a5e13736d59235ce0139621b4bbe29bc89839e202409081bc667eb3cd20674c"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.3.5"
   accessibility_tools:
     dependency: "direct main"
     description:
@@ -369,6 +377,46 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "6.1.4"
+  firebase_core:
+    dependency: "direct main"
+    description:
+      name: firebase_core
+      sha256: c78132175edda4bc532a71e01a32964e4b4fcf53de7853a422d96dac3725f389
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.15.1"
+  firebase_core_platform_interface:
+    dependency: transitive
+    description:
+      name: firebase_core_platform_interface
+      sha256: b63e3be6c96ef5c33bdec1aab23c91eb00696f6452f0519401d640938c94cba2
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.8.0"
+  firebase_core_web:
+    dependency: transitive
+    description:
+      name: firebase_core_web
+      sha256: "4cf4d2161530332ddc3c562f19823fb897ff37a9a774090d28df99f47370e973"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.7.0"
+  firebase_crashlytics:
+    dependency: "direct main"
+    description:
+      name: firebase_crashlytics
+      sha256: fd9e1a1cb7cce3f9dd2358d8363d235f25f056981e23a333db1e57eca693913f
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.3.5"
+  firebase_crashlytics_platform_interface:
+    dependency: transitive
+    description:
+      name: firebase_crashlytics_platform_interface
+      sha256: "0d19ef23cf7a917a357d2eb1807338ec536ec3232e729ebd769f5bb2aba9e085"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.6.5"
   fixnum:
     dependency: transitive
     description: