fix(build): fix the service file name and user creation

The makefile used a script to create a user at install of the deb
package and renamed the service file correctly, but the github action
wasn't doing that until now.

Author: raspbeguy

.github/workflows/release.yml

@@ -38,10 +38,13 @@ jobs:
         mkdir -p .debpkg/usr/sbin
         mkdir -p .debpkg/etc/systemd/system
         mkdir -p .debpkg/etc/default
+        mkdir -p .debpkg/DEBIAN
 
         cp cortex-tenant .debpkg/usr/sbin
-        cp deploy/cortex-tenant.deb.service .debpkg/etc/systemd/system
+        cp deploy/cortex-tenant.deb.service .debpkg/etc/systemd/system/cortex-tenant.service
         cp deploy/cortex-tenant.env .debpkg/etc/default/cortex-tenant
+        cp deploy/after-install.sh .debpkg/DEBIAN/postinst
+        chmod +x .debpkg/DEBIAN/postinst
 
     - name: Create RPM package root
       run: |
@@ -50,7 +53,7 @@ jobs:
         mkdir -p .rpmpkg/etc/sysconfig
 
         cp cortex-tenant .rpmpkg/usr/sbin
-        cp deploy/cortex-tenant.rpm.service .rpmpkg/etc/systemd/system
+        cp deploy/cortex-tenant.rpm.service .rpmpkg/etc/systemd/system/cortex-tenant.service
         cp deploy/cortex-tenant.env .rpmpkg/etc/sysconfig/cortex-tenant
 
     - uses: jiro4989/build-deb-action@v3