Fix uploading dsyms to crashlytics

- Download `upload_symbols` binary manually

.gitignore

@@ -60,6 +60,8 @@ fastlane/screenshots
 fastlane/test_output
 # Appfile with sensitive values
 fastlane/Appfile
+# Custome scripts
+fastlane/scripts
 
 # Localization exports
 fastlane/localization-export

Podfile

@@ -11,9 +11,14 @@ pod 'R.swift', '~> 5.0'
 pod 'SwiftLint', '~> 0.22'
 
 
+# Because `post_install` is not called if no targets are specified, we run the custom seyup in `pre_install`
 pre_install do |installer|
-    # Because `post_install` is not called if no targets are specified, we run this in `pre_install`
     Pod::UI.info "Installing BartyCrouch manually"
     system("make installables -C ./Pods/BartyCrouch >> /dev/null")
     system("cp -f /tmp/BartyCrouch.dst/usr/local/bin/bartycrouch ./Pods/BartyCrouch/bartycrouch")
+
+    Pod::UI.info "Downloading Crashlyics 'upload_symbols' to './fastlane/scripts/upload_symbols'"
+    system("mkdir -p ./fastlane/scripts")
+    system("curl -sL https://github.com/firebase/firebase-ios-sdk/raw/master/Crashlytics/upload-symbols -o ./fastlane/scripts/upload_symbols")
+    system("chmod +x ./fastlane/scripts/upload_symbols")
 end

Podfile.lock

@@ -32,6 +32,6 @@ SPEC CHECKSUMS:
   R.swift.Library: 0fc583cb55a99e28901299cc451614cad1161962
   SwiftLint: 99f82d07b837b942dd563c668de129a03fc3fb52
 
-PODFILE CHECKSUM: 1d91ab9a37262175c8c37944c2ae103334d299f2
+PODFILE CHECKSUM: fb9f4465931b7e08eb0b99f6becf9dba5dc0473b
 
 COCOAPODS: 1.11.2

fastlane/Fastfile

@@ -299,6 +299,7 @@ platform :ios do
       )
       upload_symbols_to_crashlytics(
         gsp_path: "iOS/Branding/#{flavor}/GoogleService-Info-Release.plist",
+        binary_path: "#{fastlane_dir}/scripts/upload_symbols",
       )
       clean_build_artifacts
     end