diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
new file mode 100644
index 0000000..7abadbc
--- /dev/null
+++ b/.github/workflows/check.yml
@@ -0,0 +1,38 @@
+name: Rust
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  fmt:
+    name: stable / fmt
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Install Rust stable
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          components: rustfmt
+      - name: Run cargo fmt
+        run: cargo fmt -- --check
+      - name: Cache Cargo dependencies
+        uses: Swatinem/rust-cache@v2
+  clippy_check:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install Rust stable with Clippy
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          components: clippy
+      - name: Run Clippy
+        run: cargo clippy --all-features -- -D warnings
diff --git a/src/main.rs b/src/main.rs
index b16a61f..40f0e75 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -162,7 +162,7 @@ fn main() {
                             let path = file.path().clone();
                             let path = path.to_str().unwrap();
                             if path.ends_with(".wav") {
-                                options.push(format!("{}", path));
+                                options.push(path.into());
                             }
                         }
                         if options.is_empty() {
diff --git a/src/playback.rs b/src/playback.rs
index 6154d31..21dfdf6 100644
--- a/src/playback.rs
+++ b/src/playback.rs
@@ -104,7 +104,7 @@ pub fn play_audio(file_path: &str, device: &str, jack: bool) -> Result<()> {
                     };
                     let sample = sample / (1 << 23) as f32;
                     let channel = sample_count % num_channels;
-                    file_data[channel].push(sample as f32);
+                    file_data[channel].push(sample);
                     sample_count += 1;
                 }
             }
@@ -344,7 +344,7 @@ pub fn play_audio(file_path: &str, device: &str, jack: bool) -> Result<()> {
                 );
             f.render_widget(chart, chunks[1]);
             let label = Span::styled(
-                format!("press ENTER to exit tui and stop playback."),
+                "press ENTER to exit tui and stop playback.",
                 Style::default()
                     .fg(Color::Yellow)
                     .add_modifier(Modifier::ITALIC | Modifier::BOLD),
diff --git a/src/record.rs b/src/record.rs
index 7b4841d..bff9ffd 100644
--- a/src/record.rs
+++ b/src/record.rs
@@ -61,11 +61,8 @@ fn record_tui(
         let duration = now.duration_since(start_time);
         let recording_time = format!("Recording Time: {:.2}s", duration.as_secs_f32());
 
-        match *recording_state.lock() {
-            RecordingState::Recording => {
-                draw_rec_waveform(&mut terminal, shared_waveform_data.clone(), recording_time)?;
-            }
-            _ => {}
+        if let RecordingState::Recording = *recording_state.lock() {
+            draw_rec_waveform(&mut terminal, shared_waveform_data.clone(), recording_time)?;
         }
 
         if event::poll(refresh_interval)? {
@@ -135,7 +132,7 @@ fn draw_rec_waveform(
         f.render_widget(time_paragraph, chunks[0]);
 
         let label = Span::styled(
-            format!("press ENTER to exit tui and finish recording..."),
+            "press ENTER to exit tui and finish recording...",
             Style::default()
                 .fg(Color::Yellow)
                 .add_modifier(Modifier::ITALIC | Modifier::BOLD),