dietpi-software: BirdNET-Go: align GitHub API call

Obtain final asset URL directly for host architecture, and align CI URL checks accordingly, including a test whether riscv64 binaries are available.

Author: MichaIng

.github/workflows/update_urls.bash

@@ -148,9 +148,10 @@ software_id=124
 
 # BirdNET-Go
 software_id=127
-aCHECK[$software_id]='curl -sSf '\''https://api.github.com/repos/tphakala/birdnet-go/releases'\'' | mawk -F\" '\''/^ *"tag_name": "[^"]*",$/{print $4}'\'' | head -1'
-aREGEX[$software_id]='bnet_vers='\''[^'\'']*'\'
-aREPLACE[$software_id]='bnet_vers='\''$release'\'
+aCHECK[$software_id]='curl -sSf '\''https://api.github.com/repos/tphakala/birdnet-go/releases'\'' | mawk -F\" "/^ *\"browser_download_url\": \"[^\"]*-linux-$arch\.tar\.gz\"$/{print \$4}" | head -1'
+aARCH[$software_id]='arm64 amd64'
+aARCH_CHECK[$software_id]='riscv64'
+aREGEX[$software_id]='https://github.com/tphakala/birdnet-go/releases/download/.*-linux-\$arch\.tar\.gz'
 
 # YaCy
 software_id=133

dietpi/dietpi-software

@@ -11926,7 +11926,6 @@ _EOF_
 
 		if To_Install 127 birdnet # BirdNET-Go: https://github.com/tphakala/birdnet-go/blob/main/install.sh
 		then
-			local bnet_vers=$(curl -s https://api.github.com/repos/tphakala/birdnet-go/releases | grep -oP '"tag_name":\s*"\K[^"]+' | head -n1)
 			local bnet_inst='/opt/birdnet'
 			local bnet_data='/mnt/dietpi_userdata/birdnet'
 			local bnet_conf="$bnet_data/.config/birdnet-go/config.yaml"
@@ -11945,7 +11944,8 @@ _EOF_
 			esac
 
 			# Download
-			Download_Install "https://github.com/tphakala/birdnet-go/releases/download/$bnet_vers/birdnet-go-linux-$arch.tar.gz" birdnet
+			local fallback_url="https://github.com/tphakala/birdnet-go/releases/download/nightly-20251223/birdnet-go-linux-$arch.tar.gz"
+			Download_Install "$(curl -sSfL 'https://api.github.com/repos/tphakala/birdnet-go/releases' | mawk -F\" "/^ *\"browser_download_url\": \"[^\"]*-linux-$arch\.tar\.gz\"$/{print \$4}" | head -1)"
 
 			# Change rpath for birdnet-go to make use of libtensorflowlite_c.so in its own dir
 			G_EXEC patchelf --set-rpath "$bnet_inst" birdnet/birdnet-go