Kegel pelvic floor trainer — Expo/RN MVP

Guided session timer: progressive squeeze-holds (5s +1s/3 sessions, cap
30s), reverse-kegel push holds, quick flicks in/out. Local-only progress
in AsyncStorage; signed APK via Gitea Actions on the desktop runner.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

src/app/settings.tsx

@@ -0,0 +1,62 @@
+import { Alert, StyleSheet, Text, View } from "react-native";
+import { Button, StatRow } from "../components/ui";
+import { adjustHold, currentHold, resetProgress } from "../lib/store";
+import { C } from "../lib/theme";
+import { useStore } from "../lib/useStore";
+import { MAX_HOLD, MIN_HOLD } from "../lib/workout";
+
+export default function Settings() {
+  const { sessionsCompleted, holdAdjust } = useStore();
+  const hold = currentHold();
+
+  return (
+    <View style={s.screen}>
+      <Text style={s.section}>Difficulty</Text>
+      <View style={s.card}>
+        <StatRow label="Current hold" value={`${hold}s`} />
+        <StatRow label="Manual adjustment" value={`${holdAdjust >= 0 ? "+" : ""}${holdAdjust}s`} />
+      </View>
+      <View style={s.row}>
+        <View style={s.half}>
+          <Button title="Easier −1s" onPress={() => hold > MIN_HOLD && adjustHold(-1)} />
+        </View>
+        <View style={s.half}>
+          <Button title="Harder +1s" onPress={() => hold < MAX_HOLD && adjustHold(1)} />
+        </View>
+      </View>
+      <Text style={s.hint}>
+        Holds grow automatically by 1s every 3 completed sessions ({MIN_HOLD}–{MAX_HOLD}s). Use these if a session
+        feels too easy or too hard — the adjustment stacks with the automatic progression.
+      </Text>
+
+      <Text style={s.section}>Progress</Text>
+      <Button
+        title="Reset progress"
+        danger
+        onPress={() =>
+          Alert.alert("Reset progress?", `This clears ${sessionsCompleted} completed sessions and starts over at ${MIN_HOLD}s holds.`, [
+            { text: "Cancel", style: "cancel" },
+            { text: "Reset", style: "destructive", onPress: resetProgress },
+          ])
+        }
+      />
+    </View>
+  );
+}
+
+const s = StyleSheet.create({
+  screen: { flex: 1, backgroundColor: C.bg, padding: 20 },
+  section: { color: C.muted, fontSize: 13, textTransform: "uppercase", letterSpacing: 0.5, marginBottom: 8, marginTop: 12 },
+  card: {
+    backgroundColor: C.surface,
+    borderRadius: 12,
+    borderWidth: 1,
+    borderColor: C.border,
+    paddingHorizontal: 16,
+    paddingVertical: 4,
+    marginBottom: 12,
+  },
+  row: { flexDirection: "row", gap: 12 },
+  half: { flex: 1 },
+  hint: { color: C.muted, fontSize: 13, lineHeight: 19, marginBottom: 12 },
+});