Use Xcode 16 and swift 5.10 (#196)

* Use Xcode 16 and swift 5.10

* Update fastlane

* Update sdks

* Use strings

Author: pietbrauer

.github/workflows/main.yml

@@ -13,7 +13,7 @@ jobs:
     name: Test macOS
     runs-on: macOS-latest
     env:
-      DEVELOPER_DIR: /Applications/Xcode_15.4.app/Contents/Developer
+      DEVELOPER_DIR: /Applications/Xcode_16.0.app/Contents/Developer
     strategy:
       matrix:
         include:
@@ -37,7 +37,7 @@ jobs:
   spm:
     name: Test with SPM
     runs-on: ubuntu-latest
-    container: swift:5.6-focal
+    container: swift:5.10-focal
     steps:
       - uses: actions/checkout@v2
       - name: SPM Test
@@ -48,8 +48,8 @@ jobs:
     strategy:
       matrix:
         swift_version:
-          - 5.5.1
-          - 5.5.2
+          - "5.10"
+          - "6.0"
       fail-fast: false
     container: swift:${{ matrix.swift_version }}-focal
     steps:
@@ -59,15 +59,15 @@ jobs:
   swiftformat:
     name: Linting
     runs-on: ubuntu-latest
-    container: swift:5.6-focal
+    container: swift:5.10-focal
     steps:
       - uses: actions/checkout@v2
       - name: Lint
         run: swift package plugin --allow-writing-to-package-directory swiftformat --lint
   cli_build:
     name: Build CLI
     runs-on: ubuntu-latest
-    container: swift:5.7-focal
+    container: swift:5.10-focal
     steps:
       - uses: actions/checkout@v2
       - name: SPM Test

Gemfile

@@ -1,4 +1,3 @@
 source "https://rubygems.org"
 
 gem "fastlane"
-gem "cocoapods"