Technitium DNS: read the version from its GitHub releases

The version came from scraping technitium.com, which failed for some hosts ("Command substitution exited with status 1", 6 runs on 4 hosts in three days) and has no rate-limit fallback. The GitHub release carries the same version and goes through the engine's release lookup.

CHANGELOG.md

@@ -581,14 +581,7 @@ Exercise vigilance regarding copycat or coat-tailing sites that seek to exploit
 
 ### 💾 Core
 
-  - fix: put the reason for a VM failure into its trace [@MickLesk](https://github.com/MickLesk) ([core#200](https://github.com/community-scripts/core/pull/200))
-- fix: check the bridge before creating a container, and its state after start [@MickLesk](https://github.com/MickLesk) ([core#199](https://github.com/community-scripts/core/pull/199))
-- ref: offer to remove only the container this run created [@MickLesk](https://github.com/MickLesk) ([core#198](https://github.com/community-scripts/core/pull/198))
-- feat: report a cancelled tool dialog as an abort and name the failing command [@MickLesk](https://github.com/MickLesk) ([core#197](https://github.com/community-scripts/core/pull/197))
-- feat: check KVM and the host's threads before building a VM [@MickLesk](https://github.com/MickLesk) ([core#196](https://github.com/community-scripts/core/pull/196))
-- ref: give a host tool one log file for the whole run [@MickLesk](https://github.com/MickLesk) ([core#194](https://github.com/community-scripts/core/pull/194))
-- fix: keep a piped stdin when output moves to the log after a hangup [@MickLesk](https://github.com/MickLesk) ([core#193](https://github.com/community-scripts/core/pull/193))
-- fix: pve-LXC: say when the container went away during its setup [@MickLesk](https://github.com/MickLesk) ([core#192](https://github.com/community-scripts/core/pull/192))
+  - fix: pve-LXC: say when the container went away during its setup [@MickLesk](https://github.com/MickLesk) ([core#192](https://github.com/community-scripts/core/pull/192))
 - fix: treat Esc in a VM wizard dialog as leaving the script [@MickLesk](https://github.com/MickLesk) ([core#190](https://github.com/community-scripts/core/pull/190))
 - ref: count a container stopped during a detached install as an abort [@MickLesk](https://github.com/MickLesk) ([core#187](https://github.com/community-scripts/core/pull/187))
 - feat: find the assets of a renamed GitHub repo without the API [@MickLesk](https://github.com/MickLesk) ([core#188](https://github.com/community-scripts/core/pull/188))

ct/technitiumdns.sh

@@ -47,7 +47,7 @@ function update_script() {
     $STD apt install -y aspnetcore-runtime-10.0
   fi
 
-  RELEASE=$(curl -fsSL https://technitium.com/dns/ | grep -oP 'Version \K[\d.]+')
+  RELEASE=$(get_latest_github_release "TechnitiumSoftware/DnsServer")
   if [[ ! -f ~/.technitium || ${RELEASE} != "$(cat ~/.technitium 2>/dev/null)" ]]; then
     fetch_and_deploy_from_url "https://download.technitium.com/dns/DnsServerPortable.tar.gz" /opt/technitium/dns
     echo "${RELEASE}" >~/.technitium

install/technitiumdns-install.sh

@@ -23,7 +23,7 @@ setup_deb822_repo \
 $STD apt install -y aspnetcore-runtime-10.0
 msg_ok "Installed Dependencies"
 
-RELEASE=$(curl -fsSL https://technitium.com/dns/ | grep -oP 'Version \K[\d.]+')
+RELEASE=$(get_latest_github_release "TechnitiumSoftware/DnsServer")
 fetch_and_deploy_from_url "https://download.technitium.com/dns/DnsServerPortable.tar.gz" /opt/technitium/dns
 echo "${RELEASE}" >~/.technitium