Add YardGate demo app for MeshServices discover and invoke

.github/workflows/ci.yml

@@ -49,7 +49,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        app: [tictactogether, stocksync, orderup, cowrite, outagenet]
+        app: [tictactogether, stocksync, orderup, cowrite, outagenet, yardgate]
     steps:
       - uses: actions/checkout@v7
       - uses: pnpm/action-setup@v6
@@ -85,6 +85,8 @@ jobs:
             scheme: Cowrite
           - app: outagenet
             scheme: OutageNet
+          - app: yardgate
+            scheme: YardGate
     steps:
       - uses: actions/checkout@v7
       - uses: pnpm/action-setup@v6
@@ -103,11 +105,19 @@ jobs:
           working-directory: apps/${{ matrix.app }}
       - name: Install pods
         working-directory: apps/${{ matrix.app }}/ios
+        env:
+          LANG: en_US.UTF-8
+          LC_ALL: en_US.UTF-8
+          CP_HOME_DIR: ${{ runner.temp }}/cocoapods
         run: |
-          for attempt in 1 2 3; do
-            bundle exec pod install && exit 0
+          mkdir -p "$CP_HOME_DIR"
+          for attempt in 1 2 3 4 5; do
+            if bundle exec pod install; then
+              exit 0
+            fi
             echo "pod install failed (attempt $attempt), retrying"
             rm -rf Pods
+            sleep $((attempt * 8))
           done
           exit 1
       - name: Build for the iOS simulator

README.md

@@ -18,6 +18,7 @@ accounts or server, and shows a different way to keep shared state in sync.
 | Order Up | [`apps/orderup`](./apps/orderup) | Restaurant orders from waiters' phones to a kitchen display. Idempotent requests, resends and status updates. |
 | Cowrite | [`apps/cowrite`](./apps/cowrite) | Shared plain-text document with live cursors, built on the SDK's replicated documents (`DataStore`) in an MLS group. |
 | OutageNet | [`apps/outagenet`](./apps/outagenet) | Public-sector style outage coordination: status + handoff accept over Bluetooth, mock HQ sync with idempotent ingest. |
+| YardGate | [`apps/yardgate`](./apps/yardgate) | Logistics yard check-in: MeshServices discover + invoke, gate officer approve/deny, optional relay hop. |
 
 Each app's README explains how to run it, how its sync works and what its tests cover.
 
@@ -76,7 +77,7 @@ pnpm --filter @offline-app-examples/stocksync ios -- --device
 pnpm --filter @offline-app-examples/stocksync android
 ```
 
-Replace `stocksync` with `tictactogether`, `orderup`, `cowrite` or `outagenet` for the other apps.
+Replace `stocksync` with `tictactogether`, `orderup`, `cowrite`, `outagenet`, or `yardgate` for the other apps.
 For iOS you can also open the app's `ios/*.xcworkspace` in Xcode, choose your team
 under Signing & Capabilities, and run on each phone. Debug builds load JavaScript
 from Metro; install a Release build to use an app away from your computer.

apps/cowrite/Gemfile

@@ -4,9 +4,9 @@ source 'https://rubygems.org'
 ruby ">= 2.6.10"
 
 # Exclude problematic versions of cocoapods and activesupport that causes build failures.
-gem 'cocoapods', '>= 1.13', '!= 1.15.0', '!= 1.15.1'
+gem 'cocoapods', '~> 1.16.0'
 gem 'activesupport', '>= 6.1.7.5', '!= 7.1.0'
-gem 'xcodeproj', '< 1.26.0'
+gem 'xcodeproj', '>= 1.25.0', '< 1.28.0'
 gem 'concurrent-ruby', '< 1.3.4'
 
 # Ruby 3.4.0 has removed some libraries from the standard library.

apps/cowrite/Gemfile.lock

@@ -0,0 +1,200 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    CFPropertyList (3.0.8)
+    activesupport (7.2.4)
+      base64
+      benchmark (>= 0.3)
+      bigdecimal
+      concurrent-ruby (~> 1.0, >= 1.3.1)
+      connection_pool (>= 2.2.5, < 3)
+      drb
+      i18n (>= 1.6, < 2)
+      logger (>= 1.4.2)
+      minitest (>= 5.1, < 6)
+      securerandom (>= 0.3)
+      tzinfo (~> 2.0, >= 2.0.5)
+    addressable (2.9.0)
+      public_suffix (>= 2.0.2, < 8.0)
+    algoliasearch (1.27.5)
+      httpclient (~> 2.8, >= 2.8.3)
+      json (>= 1.5.1)
+    atomos (0.1.3)
+    base64 (0.3.0)
+    benchmark (0.5.0)
+    bigdecimal (4.1.3)
+    claide (1.1.0)
+    cocoapods (1.16.2)
+      addressable (~> 2.8)
+      claide (>= 1.0.2, < 2.0)
+      cocoapods-core (= 1.16.2)
+      cocoapods-deintegrate (>= 1.0.3, < 2.0)
+      cocoapods-downloader (>= 2.1, < 3.0)
+      cocoapods-plugins (>= 1.0.0, < 2.0)
+      cocoapods-search (>= 1.0.0, < 2.0)
+      cocoapods-trunk (>= 1.6.0, < 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 (>= 2.3.0, < 3.0)
+      xcodeproj (>= 1.27.0, < 2.0)
+    cocoapods-core (1.16.2)
+      activesupport (>= 5.0, < 8)
+      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 (2.1)
+    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 (1.3.3)
+    connection_pool (2.5.5)
+    drb (2.2.3)
+    escape (0.0.4)
+    ethon (0.18.0)
+      ffi (>= 1.15.0)
+      logger
+    ffi (1.17.4)
+    ffi (1.17.4-aarch64-linux-gnu)
+    ffi (1.17.4-aarch64-linux-musl)
+    ffi (1.17.4-arm-linux-gnu)
+    ffi (1.17.4-arm-linux-musl)
+    ffi (1.17.4-arm64-darwin)
+    ffi (1.17.4-x86-linux-gnu)
+    ffi (1.17.4-x86-linux-musl)
+    ffi (1.17.4-x86_64-darwin)
+    ffi (1.17.4-x86_64-linux-gnu)
+    ffi (1.17.4-x86_64-linux-musl)
+    fourflusher (2.3.1)
+    fuzzy_match (2.0.4)
+    gh_inspector (1.1.3)
+    httpclient (2.9.0)
+      mutex_m
+    i18n (1.15.2)
+      concurrent-ruby (~> 1.0)
+    json (3.0.2)
+    logger (1.7.0)
+    minitest (5.27.0)
+    molinillo (0.8.0)
+    mutex_m (0.3.0)
+    nanaimo (0.4.0)
+    nap (1.1.0)
+    netrc (0.11.0)
+    nkf (0.3.0)
+    public_suffix (4.0.7)
+    rexml (3.4.4)
+    ruby-macho (2.5.1)
+    securerandom (0.4.1)
+    typhoeus (1.6.0)
+      ethon (>= 0.18.0)
+    tzinfo (2.0.6)
+      concurrent-ruby (~> 1.0)
+    xcodeproj (1.27.0)
+      CFPropertyList (>= 2.3.3, < 4.0)
+      atomos (~> 0.1.3)
+      claide (>= 1.0.2, < 2.0)
+      colored2 (~> 3.1)
+      nanaimo (~> 0.4.0)
+      rexml (>= 3.3.6, < 4.0)
+
+PLATFORMS
+  aarch64-linux-gnu
+  aarch64-linux-musl
+  arm-linux-gnu
+  arm-linux-musl
+  arm64-darwin
+  ruby
+  x86-linux-gnu
+  x86-linux-musl
+  x86_64-darwin
+  x86_64-linux-gnu
+  x86_64-linux-musl
+
+DEPENDENCIES
+  activesupport (>= 6.1.7.5, != 7.1.0)
+  benchmark
+  bigdecimal
+  cocoapods (~> 1.16.0)
+  concurrent-ruby (< 1.3.4)
+  logger
+  mutex_m
+  nkf
+  xcodeproj (>= 1.25.0, < 1.28.0)
+
+CHECKSUMS
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+
+RUBY VERSION
+  ruby 4.0.3
+
+BUNDLED WITH
+  4.0.10

apps/orderup/Gemfile

@@ -4,9 +4,10 @@ source 'https://rubygems.org'
 ruby ">= 2.6.10"
 
 # Exclude problematic versions of cocoapods and activesupport that causes build failures.
-gem 'cocoapods', '>= 1.13', '!= 1.15.0', '!= 1.15.1'
+# 1.16+ avoids intermittent "pathname contains null byte" with pnpm monorepos on CI (CocoaPods#12798).
+gem 'cocoapods', '~> 1.16.0'
 gem 'activesupport', '>= 6.1.7.5', '!= 7.1.0'
-gem 'xcodeproj', '< 1.26.0'
+gem 'xcodeproj', '>= 1.25.0', '< 1.28.0'
 gem 'concurrent-ruby', '< 1.3.4'
 
 # Ruby 3.4.0 has removed some libraries from the standard library.