diff --git a/.cargo/config.toml b/.cargo/config.toml
index 09842cd..16ae724 100644
--- a/.cargo/config.toml
+++ b/.cargo/config.toml
@@ -15,18 +15,27 @@ rustflags = ["-C", "target-feature=+crt-static"]
 linker = "rust-lld"
 rustflags = ["-C", "target-feature=+crt-static"]
 
-[target.x86_64-apple-darwin]
-linker = "rust-lld"
-rustflags = ["-C", "target-feature=+crt-static"]
+# Disable rust-lld for x86 macOS because the linker crashers when compiling
+# the installer in release mode with debug info on.
+# [target.x86_64-apple-darwin]
+# linker = "rust-lld"
+# rustflags = ["-C", "target-feature=+crt-static"]
 
 [target.x86_64-unknown-linux-musl]
 linker = "rust-lld"
 rustflags = ["-C", "target-feature=+crt-static"]
 
-# optimizations to reduce the binary size
+# keep line numbers in stack traces for non-firmware binaries
 [profile.release]
+debug = "limited"
+
+# optimizations to reduce the binary size of firmware binaries
+[profile.firmware]
+inherits = "release"
 strip = true
 opt-level = "z"
 lto = true
 codegen-units = 1
 panic = "abort"
+debug = false
+
diff --git a/.github/workflows/build-release.yml b/.github/workflows/build-release.yml
index 5d11598..994a22f 100644
--- a/.github/workflows/build-release.yml
+++ b/.github/workflows/build-release.yml
@@ -50,11 +50,11 @@ jobs:
         with:
           targets: armv7-unknown-linux-musleabihf
       - name: Build rootshell (arm32)
-        run: cargo build --bin rootshell --target armv7-unknown-linux-musleabihf --release
+        run: cargo build --bin rootshell --target armv7-unknown-linux-musleabihf --profile=firmware
       - uses: actions/upload-artifact@v4
         with:
           name: rootshell
-          path: target/armv7-unknown-linux-musleabihf/release/rootshell
+          path: target/armv7-unknown-linux-musleabihf/firmware/rootshell
           if-no-files-found: error
   build_rayhunter:
     strategy:
@@ -74,11 +74,11 @@ jobs:
           npm install
           npm run build
           popd
-          cargo build --bin rayhunter-daemon --target armv7-unknown-linux-musleabihf --release --no-default-features --features ${{ matrix.device.name }}
+          cargo build --bin rayhunter-daemon --target armv7-unknown-linux-musleabihf --profile=firmware --no-default-features --features ${{ matrix.device.name }}
       - uses: actions/upload-artifact@v4
         with:
           name: rayhunter-daemon-${{ matrix.device.name }}
-          path: target/armv7-unknown-linux-musleabihf/release/rayhunter-daemon
+          path: target/armv7-unknown-linux-musleabihf/firmware/rayhunter-daemon
           if-no-files-found: error
   build_rust_installer:
     needs: