feat: initial release v0.1.0

- Custom Keyboard Extension with push-to-talk UI
- iOS 26 SpeechAnalyzer + DictationTranscriber (iOS 18 SF fallback)
- OpenAI-compatible LLM client (4 built-in providers + custom)
- 3-page onboarding flow + provider config UI
- App Group shared storage for cross-process config
- 8s LLM timeout with raw-transcript fallback
- App Store privacy manifests for both targets
- SwiftLint + XcodeGen + GitHub Actions CI
- Unit tests (4/4 passing)

OpenLessKeyboard/Views/WaveformView.swift

@@ -0,0 +1,37 @@
+// WaveformView.swift
+// OSGKeyboard · Keyboard Extension
+//
+// Simple animated waveform that responds to a 0-1 audio level.
+
+import SwiftUI
+
+public struct WaveformView: View {
+    public let level: Double   // 0...1
+    public let barCount: Int
+    public let color: Color
+
+    public init(level: Double, barCount: Int = 5, color: Color = .red) {
+        self.level = max(0, min(1, level))
+        self.barCount = barCount
+        self.color = color
+    }
+
+    public var body: some View {
+        HStack(spacing: 4) {
+            ForEach(0..<barCount, id: \.self) { i in
+                Capsule()
+                    .fill(color)
+                    .frame(width: 3, height: heightFor(index: i))
+                    .animation(.easeInOut(duration: 0.18), value: level)
+            }
+        }
+    }
+
+    private func heightFor(index: Int) -> CGFloat {
+        // Center bars taller; outer shorter — symmetric pattern
+        let center = Double(barCount - 1) / 2.0
+        let distance = abs(Double(index) - center) / max(center, 1)
+        let base = max(6, 28 * level)
+        return CGFloat(base * (1.0 - distance * 0.4))
+    }
+}