Add usability study TestFlight deployment with secure OpenAI config

.github/workflows/user-study-beta-deployment.yml

@@ -0,0 +1,54 @@
+#
+# This source file is part of the Stanford LLM on FHIR project
+#
+# SPDX-FileCopyrightText: 2025 Stanford University
+#
+# SPDX-License-Identifier: MIT
+#
+
+
+name: User Study Beta Deployment
+on:
+  push:
+    branches:
+      - user-study-deployment
+  workflow_dispatch:
+jobs:
+  buildandtest:
+    name: Build and Test
+    uses: ./.github/workflows/build-and-test.yml
+    permissions:
+      contents: read
+      actions: read
+      security-events: write
+    secrets: inherit
+  setup-openai-config:
+    name: Setup OpenAI Configuration
+    runs-on: macos-latest
+    needs: buildandtest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+      - name: Setup OpenAI Configuration
+        run: >
+          echo -n "${{ secrets.OPENAI_CONFIG_PLIST_BASE64 }}" | base64 --decode -o
+          "LLMonFHIR/Supporting Files/OpenAIConfig.plist"
+      - name: Upload Configuration as Artifact
+        uses: actions/upload-artifact@v3
+        with:
+          name: openai-config
+          path: LLMonFHIR/Supporting Files/OpenAIConfig.plist
+          retention-days: 1
+  userstudytestflightdeployment:
+    name: User Study TestFlight Deployment
+    needs:
+      - buildandtest
+      - setup-openai-config
+    uses: StanfordBDHG/.github/.github/workflows/xcodebuild-or-fastlane.yml@v2
+    permissions:
+      contents: read
+    with:
+      runsonlabels: '["macOS", "self-hosted"]'
+      setupsigning: true
+      fastlanelane: beta_user_study
+    secrets: inherit

LLMonFHIR/FHIRInterpretation/MultipleResources/UserStudy/UserStudyWelcomeView.swift

@@ -7,10 +7,12 @@
 //
 
 import SpeziAccessGuard
+import SpeziLLMOpenAI
 import SwiftUI
 
 
 struct UserStudyWelcomeView: View {
+    @Environment(LLMOpenAITokenSaver.self) private var tokenSaver
     @State private var isPresentingSettings = false
     @State private var isPresentingStudy = false
 
@@ -34,6 +36,9 @@ struct UserStudyWelcomeView: View {
                         UserStudyChatView(survey: Survey(.defaultTasks))
                     }
                 }
+                .onAppear {
+                    tokenSaver.token = OpenAIPlistConfiguration.shared.apiKey
+                }
         }
     }
 
@@ -193,3 +198,20 @@ extension [SurveyTask] {
         ])
     ]
 }
+
+private struct OpenAIPlistConfiguration {
+    static let shared = OpenAIPlistConfiguration()
+
+    let apiKey: String
+
+    private init() {
+        guard let path = Bundle.main.path(forResource: "OpenAIConfig", ofType: "plist"),
+              let dict = NSDictionary(contentsOfFile: path) as? [String: Any],
+              let key = dict["OpenAI_API_Key"] as? String
+        else {
+            fatalError("Failed to load OpenAI configuration")
+        }
+
+        self.apiKey = key
+    }
+}

LLMonFHIR/Onboarding/OnboardingFlow.swift

@@ -31,7 +31,9 @@ struct OnboardingFlow: View {
         OnboardingStack(onboardingFlowComplete: $completedOnboardingFlow) {
             Welcome()
             Disclaimer()
-            OpenAIAPIKey()
+            if !FeatureFlags.isUserStudyEnabled {
+                OpenAIAPIKey()
+            }
             if HKHealthStore.isHealthDataAvailable() && !healthKitAuthorization {
                 HealthKitPermissions()
             }

LLMonFHIR/SharedContext/FeatureFlags.swift

@@ -6,6 +6,9 @@
 // SPDX-License-Identifier: MIT
 //
 
+import Foundation
+
+
 /// A collection of feature flags for the PAWS app.
 enum FeatureFlags {
     /// Skips the onboarding flow to enable easier development of features in the application and to allow UI tests to skip the onboarding flow.
@@ -15,5 +18,8 @@ enum FeatureFlags {
     /// Sets the application in test mode
     static let testMode = CommandLine.arguments.contains("--testMode")
     /// Sets the application in user study mode
-    static let isUserStudyEnabled = CommandLine.arguments.contains("--userStudy")
+    static var isUserStudyEnabled: Bool {
+        CommandLine.arguments.contains("--userStudy") ||
+        Bundle.main.infoDictionary?["UserStudyEnabled"] as? Bool == true
+    }
 }

fastlane/Fastfile

@@ -93,4 +93,35 @@ platform :ios do
       changelog: commit[:message]
     )
   end
+
+  desc "Publish a user study build to TestFlight"
+  lane :beta_user_study do
+    signin
+    increment_build_number(
+      {
+        build_number: latest_testflight_build_number + 1
+      }
+    )
+
+    update_info_plist(
+      plist_path: "LLMonFHIR/Supporting Files/Info.plist", 
+      block: proc do |plist|
+        plist["UserStudyEnabled"] = true
+      end
+    )
+
+    build
+
+    commit = last_git_commit
+    upload_to_testflight(
+      distribute_external: true,
+      groups: [
+        "External Testers"
+      ],
+      submit_beta_review: true,
+      notify_external_testers: true,
+      expire_previous_builds: true,
+      changelog: commit[:message]
+    )
+  end
 end