temp: try to figure out failure

Author: j-piasecki

.github/workflows/ios-e2e.yml

@@ -74,6 +74,26 @@ jobs:
           xcrun simctl bootstatus "$UDID"
           echo "SIMULATOR_UDID=$UDID" >> "$GITHUB_ENV"
 
+      - name: Disable keyboard intelligence on the simulator
+        run: |
+          KEYS=(
+            KeyboardPrediction
+            KeyboardAutocorrection
+            KeyboardCheckSpelling
+            KeyboardAutocapitalization
+            KeyboardPeriodShortcut
+            KeyboardCapsLock
+            KeyboardContinuousPathEnabled
+          )
+          for key in "${KEYS[@]}"; do
+            xcrun simctl spawn "$SIMULATOR_UDID" defaults write "Apple Global Domain" "$key" -bool false
+            xcrun simctl spawn "$SIMULATOR_UDID" defaults write com.apple.Preferences "$key" -bool false
+          done
+          # Suppress the slide-to-type intro overlay a fresh sim shows on first keyboard use
+          xcrun simctl spawn "$SIMULATOR_UDID" defaults write com.apple.keyboard.preferences \
+            DidShowContinuousPathIntroduction -bool true
+          xcrun simctl spawn "$SIMULATOR_UDID" defaults read "Apple Global Domain" | grep Keyboard || true
+
       - name: Install app on simulator
         run: |
           echo "Installing $APP_PATH on $SIMULATOR_UDID"
@@ -85,6 +105,61 @@ jobs:
       - name: Run E2E tests
         run: argent flow run ./.argent/flows --device $SIMULATOR_UDID
 
+      # Interpreting the artifacts:
+      # - screen.png taken first, closest to the failure state (software keyboard
+      #   still visible = the dismissal never completed).
+      # - probe-flow.txt distinguishes wedged from recovered: "ViewInspector RPC
+      #   timed out" = the app STILL cannot serve a main-thread read minutes after
+      #   the failure (true wedge); a plain "not visible" assert failure = the
+      #   tree was readable again (bounded stall that recovered).
+      # - sample-app.txt runs WHILE the probe is in flight, so a wedged main
+      #   thread is caught parked in the culprit frames.
+      # - spindump-system.txt covers the XPC peers (keyboard daemon, backboardd)
+      #   in case main is waiting on another process.
+      - name: Capture app diagnostics
+        if: ${{ !success() }}
+        run: |
+          DIAG="$RUNNER_TEMP/diagnostics"
+          mkdir -p "$DIAG"
+
+          xcrun simctl io "$SIMULATOR_UDID" screenshot "$DIAG/screen.png" || true
+
+          BUNDLE_ID=$(/usr/libexec/PlistBuddy -c 'Print :CFBundleIdentifier' "$APP_PATH/Info.plist")
+          PID=$(xcrun simctl spawn "$SIMULATOR_UDID" launchctl list 2>/dev/null \
+            | awk -v label="UIKitApplication:$BUNDLE_ID" '$3 ~ label {print $1}' | head -1)
+
+          # One-step throwaway flow: reads the UI tree through the same
+          # native-devtools path the real flows use. The assert is expected to
+          # fail either way; only the failure REASON matters (see above).
+          mkdir -p "$RUNNER_TEMP/probe-flow"
+          cat > "$RUNNER_TEMP/probe-flow/probe.yaml" <<'EOF'
+          steps:
+            - assert: { visible: "argent-diagnostic-probe-nonexistent" }
+          EOF
+
+          if [ -n "$PID" ] && [ "$PID" != "-" ]; then
+            echo "Sampling $BUNDLE_ID (pid $PID) while probing the UI tree"
+            sample "$PID" 15 -file "$DIAG/sample-app.txt" &
+            SAMPLE_JOB=$!
+            argent flow run "$RUNNER_TEMP/probe-flow" --device "$SIMULATOR_UDID" \
+              2>&1 | tee "$DIAG/probe-flow.txt" || true
+            wait "$SAMPLE_JOB" || true
+          else
+            echo "$BUNDLE_ID is not running; nothing to sample" | tee "$DIAG/app-not-running.txt"
+            argent flow run "$RUNNER_TEMP/probe-flow" --device "$SIMULATOR_UDID" \
+              2>&1 | tee "$DIAG/probe-flow.txt" || true
+          fi
+
+          sudo spindump -notarget 5 20 -file "$DIAG/spindump-system.txt" || true
+
+      - name: Upload diagnostics
+        if: ${{ !success() }}
+        uses: actions/upload-artifact@v4
+        with:
+          name: e2e-ios-diagnostics-${{ inputs.artifact-name }}
+          path: ${{ runner.temp }}/diagnostics/
+          if-no-files-found: ignore
+
       # The tool-server log also carries the device backend's stderr
       # (`[sim <udid>]` lines), where a failed connection to the simulator is
       # explained.

.github/workflows/ios.yml

@@ -42,7 +42,7 @@ jobs:
       # simulator runtime matches the SDK.
       - name: Pin versions
         id: versions
-        run: echo "xcode=26.4.1" >> "$GITHUB_OUTPUT"
+        run: echo "xcode=26.6" >> "$GITHUB_OUTPUT"
 
   expo-example:
     if: github.repository == 'software-mansion/react-native-gesture-handler'