refactor: simplify Gitea release workflow by using esptool for binary creation

.github/workflows/providers/gitea-release.yml

@@ -44,34 +44,27 @@ jobs:
         # Create OTA binary (firmware only)
         cp firmware.bin filaman_ota.bin
         
-        # Create basic flash layout
-        echo "Creating initial 4MB flash image..."
-        dd if=/dev/zero bs=1M count=4 of=flash_4mb.bin
+        # Use esptool to create the full binary
+        esptool.py --chip esp32 merge_bin \
+          --flash_mode dio \
+          --flash_freq 40m \
+          --flash_size 4MB \
+          --target-offset 0x0 \
+          -o filaman_full.bin \
+          0x1000 bootloader.bin \
+          0x8000 partitions.bin \
+          0x10000 firmware.bin \
+          0x3D0000 spiffs.bin
         
-        # Create partition layout
-        echo "Writing bootloader..."
-        dd if=bootloader.bin of=flash_4mb.bin bs=1 seek=$((0x1000)) conv=notrunc
-        
-        echo "Writing partitions..."
-        dd if=partitions.bin of=flash_4mb.bin bs=1 seek=$((0x8000)) conv=notrunc
-        
-        echo "Writing firmware..."
-        dd if=firmware.bin of=flash_4mb.bin bs=1 seek=$((0x10000)) conv=notrunc
-        
-        echo "Writing SPIFFS..."
-        dd if=spiffs.bin of=flash_4mb.bin bs=1 seek=$((0x3D0000)) conv=notrunc
-        
-        # Rename to final name
-        cp flash_4mb.bin filaman_full.bin
-        
-        # Verify file sizes and content
+        # Verify binaries
         echo "File sizes:"
         ls -lh *.bin
         
         echo "Binary information:"
+        echo "OTA binary info:"
         esptool.py --chip esp32 image_info filaman_ota.bin || true
-        echo "Full binary info:"
-        xxd -l 64 filaman_full.bin
+        echo "Full binary first 64 bytes:"
+        od -A x -t x1z -N 64 filaman_full.bin
 
     - name: Create Release
       env: