diff --git a/.github/workflows/release_validation.yml b/.github/workflows/release_validation.yml
new file mode 100644
index 0000000000..a31ba518a4
--- /dev/null
+++ b/.github/workflows/release_validation.yml
@@ -0,0 +1,21 @@
+name: release_validation
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  cocoapods_lib_lint:
+    name: cocoapods_lib_lint
+    runs-on: macos-11
+    timeout-minutes: 20
+    steps:
+      - uses: actions/checkout@v1
+      - uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: 2.7
+          bundler-cache: true # runs 'bundle install' and caches installed gems automatically
+      - name: 'Lint CocoaPods podspec'
+        run: bundle exec pod spec lint
diff --git a/EnvoyMobile.podspec b/EnvoyMobile.podspec
index 2a1750655c..813face32f 100644
--- a/EnvoyMobile.podspec
+++ b/EnvoyMobile.podspec
@@ -1,17 +1,18 @@
 Pod::Spec.new do |s|
     s.name = 'EnvoyMobile'
-    s.version = '0.4.5'
+    s.version = `cat VERSION`.chomp
     s.author = 'Envoy Mobile Project Authors'
-    s.summary = 'Multiplatform client HTTP/networking library built on the Envoy project's core networking layer'
+    s.summary = "Multiplatform client HTTP/networking library built on the Envoy project's core networking layer"
     s.homepage = 'https://envoy-mobile.github.io'
     s.documentation_url = 'https://envoy-mobile.github.io/docs/envoy-mobile/latest/index.html'
     s.social_media_url = 'https://twitter.com/EnvoyProxy'
     s.license = { type: 'Apache-2.0', file: 'LICENSE' }
     s.platform = :ios, '12.0'
-    s.swift_versions = ['5.5']
+    s.swift_versions = ['5.5', '5.6']
     s.libraries = 'resolv.9', 'c++'
     s.frameworks = 'Network', 'SystemConfiguration', 'UIKit'
     s.source = { http: "https://github.com/envoyproxy/envoy-mobile/releases/download/v#{s.version}/envoy_ios_cocoapods.zip" }
     s.vendored_frameworks = 'Envoy.framework'
     s.source_files = 'Envoy.framework/Headers/*.h', 'Envoy.framework/Swift/*.swift'
+    s.pod_target_xcconfig = { 'APPLICATION_EXTENSION_API_ONLY' => 'YES' }
 end
diff --git a/Gemfile b/Gemfile
new file mode 100644
index 0000000000..d1bf7c6fbe
--- /dev/null
+++ b/Gemfile
@@ -0,0 +1,3 @@
+source "https://rubygems.org"
+
+gem "cocoapods"
diff --git a/Gemfile.lock b/Gemfile.lock
new file mode 100644
index 0000000000..bea3c34b7d
--- /dev/null
+++ b/Gemfile.lock
@@ -0,0 +1,98 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    CFPropertyList (3.0.5)
+      rexml
+    activesupport (6.1.5)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      i18n (>= 1.6, < 2)
+      minitest (>= 5.1)
+      tzinfo (~> 2.0)
+      zeitwerk (~> 2.3)
+    addressable (2.8.0)
+      public_suffix (>= 2.0.2, < 5.0)
+    algoliasearch (1.27.5)
+      httpclient (~> 2.8, >= 2.8.3)
+      json (>= 1.5.1)
+    atomos (0.1.3)
+    claide (1.1.0)
+    cocoapods (1.11.3)
+      addressable (~> 2.8)
+      claide (>= 1.0.2, < 2.0)
+      cocoapods-core (= 1.11.3)
+      cocoapods-deintegrate (>= 1.0.3, < 2.0)
+      cocoapods-downloader (>= 1.4.0, < 2.0)
+      cocoapods-plugins (>= 1.0.0, < 2.0)
+      cocoapods-search (>= 1.0.0, < 2.0)
+      cocoapods-trunk (>= 1.4.0, < 2.0)
+      cocoapods-try (>= 1.1.0, < 2.0)
+      colored2 (~> 3.1)
+      escape (~> 0.0.4)
+      fourflusher (>= 2.3.0, < 3.0)
+      gh_inspector (~> 1.0)
+      molinillo (~> 0.8.0)
+      nap (~> 1.0)
+      ruby-macho (>= 1.0, < 3.0)
+      xcodeproj (>= 1.21.0, < 2.0)
+    cocoapods-core (1.11.3)
+      activesupport (>= 5.0, < 7)
+      addressable (~> 2.8)
+      algoliasearch (~> 1.0)
+      concurrent-ruby (~> 1.1)
+      fuzzy_match (~> 2.0.4)
+      nap (~> 1.0)
+      netrc (~> 0.11)
+      public_suffix (~> 4.0)
+      typhoeus (~> 1.0)
+    cocoapods-deintegrate (1.0.5)
+    cocoapods-downloader (1.6.3)
+    cocoapods-plugins (1.0.0)
+      nap
+    cocoapods-search (1.0.1)
+    cocoapods-trunk (1.6.0)
+      nap (>= 0.8, < 2.0)
+      netrc (~> 0.11)
+    cocoapods-try (1.2.0)
+    colored2 (3.1.2)
+    concurrent-ruby (1.1.10)
+    escape (0.0.4)
+    ethon (0.15.0)
+      ffi (>= 1.15.0)
+    ffi (1.15.5)
+    fourflusher (2.3.1)
+    fuzzy_match (2.0.4)
+    gh_inspector (1.1.3)
+    httpclient (2.8.3)
+    i18n (1.10.0)
+      concurrent-ruby (~> 1.0)
+    json (2.6.1)
+    minitest (5.15.0)
+    molinillo (0.8.0)
+    nanaimo (0.3.0)
+    nap (1.1.0)
+    netrc (0.11.0)
+    public_suffix (4.0.7)
+    rexml (3.2.5)
+    ruby-macho (2.5.1)
+    typhoeus (1.4.0)
+      ethon (>= 0.9.0)
+    tzinfo (2.0.4)
+      concurrent-ruby (~> 1.0)
+    xcodeproj (1.21.0)
+      CFPropertyList (>= 2.3.3, < 4.0)
+      atomos (~> 0.1.3)
+      claide (>= 1.0.2, < 2.0)
+      colored2 (~> 3.1)
+      nanaimo (~> 0.3.0)
+      rexml (~> 3.2.4)
+    zeitwerk (2.5.4)
+
+PLATFORMS
+  arm64-darwin-21
+  x86_64-darwin-19
+
+DEPENDENCIES
+  cocoapods
+
+BUNDLED WITH
+   2.3.8