gh-actions: Build release bin file

.github/workflows/firmware.yml

@@ -25,23 +25,41 @@ jobs:
       - run: cargo build -p b1display --release
       - run: cargo build -p c1minimal --release
 
-      - run: |
+      - name: Convert to UF2 format
+        run: |
             sudo apt-get update
             sudo apt-get install -y libudev-dev
             cargo install elf2uf2-rs
             elf2uf2-rs target/thumbv6m-none-eabi/release/b1display b1display.uf2
             elf2uf2-rs target/thumbv6m-none-eabi/release/c1minimal c1minimal.uf2
             elf2uf2-rs target/thumbv6m-none-eabi/release/ledmatrix ledmatrix.uf2
 
-      - name: Upload Linux tool
+      - name: Upload UF2 files
         uses: actions/upload-artifact@v3
         with:
-          name: inputmodule_fw
+          name: inputmodule_fw_uf2
           path: |
             b1display.uf2
             c1minimal.uf2
             ledmatrix.uf2
 
+      - name: Convert to bin format
+        run: |
+            sudo apt-get update
+            sudo apt-get install -y llvm
+            llvm-objcopy -O binary target/thumbv6m-none-eabi/release/b1display b1display.bin
+            llvm-objcopy -O binary target/thumbv6m-none-eabi/release/c1minimal c1minimal.bin
+            llvm-objcopy -O binary target/thumbv6m-none-eabi/release/ledmatrix ledmatrix.bin
+
+      - name: Upload bin files
+        uses: actions/upload-artifact@v3
+        with:
+          name: inputmodule_fw_bin
+          path: |
+            b1display.bin
+            c1minimal.bin
+            ledmatrix.bin
+
   linting:
     name: Linting
     runs-on: ubuntu-latest