fix(shorebird_cli): "SYS_KEYS has no physical keys" during preview (#2646)

Co-authored-by: Felix Angelov <felix@shorebird.dev>

cspell.config.yaml

@@ -96,6 +96,7 @@ words:
   - SIGSTOP
   - storepass # From .github/workflows/e2e.yaml
   - storyboardc
+  - syskeys # From adb.dart
   - subosito # From .github dir, doesn't show up in "**" check?
   - swiftshader # From .github dir, doesn't show up in "**" check?
   - sysroot

packages/shorebird_cli/lib/src/executables/adb.dart

@@ -51,6 +51,9 @@ class Adb {
       if (deviceId != null) ...['-s', deviceId],
       'shell',
       'monkey',
+      // Adjust percentage of "system" key events to 0.
+      // This is needed to support Android systems with no hardware keys.
+      '--pct-syskeys 0',
       '-p $package',
       '1',
     ];

packages/shorebird_cli/test/src/executables/adb_test.dart

@@ -157,7 +157,10 @@ void main() {
           completes,
         );
         verify(
-          () => process.run(adbPath, 'shell monkey -p $package 1'.split(' ')),
+          () => process.run(
+            adbPath,
+            'shell monkey --pct-syskeys 0 -p $package 1'.split(' '),
+          ),
         ).called(1);
       });
 
@@ -172,7 +175,8 @@ void main() {
         verify(
           () => process.run(
             adbPath,
-            '-s $deviceId shell monkey -p $package 1'.split(' '),
+            '-s $deviceId shell monkey --pct-syskeys 0 -p $package 1'
+                .split(' '),
           ),
         ).called(1);
       });