Move to vppcfg based configs - generate the initial config in vpp.service. Needs 20260406-2

build/bird/hvn1.lab.ipng.ch/vpp1-2/etc/vpp/vppcfg.yaml

@@ -0,0 +1,31 @@
+loopbacks:
+  loop0:
+    description: 'Core: vpp1-2'
+    mtu: 9000
+    lcp: loop0
+    addresses: [ 192.168.11.2/32, 2001:678:d78:210::2/128 ]
+interfaces:
+  GigabitEthernet10/0/0:
+    description: 'Gi10/0/0 is connected to vpp1-1:Gi10/0/1'
+    addresses: [ 192.168.11.9/31, 2001:678:d78:211::2:12/112 ]
+    mpls: true
+    lcp: e0
+    mtu: 9000
+    sflow: true
+  GigabitEthernet10/0/1:
+    description: 'Gi10/0/1 is connected to vpp1-3:Gi10/0/0'
+    addresses: [ 192.168.11.10/31, 2001:678:d78:211::3:12/112 ]
+    mpls: true
+    lcp: e1
+    mtu: 9000
+    sflow: true
+  GigabitEthernet10/0/2:
+    description: 'Gi10/0/2 is connected to host1-0:enp16s0f2'
+    lcp: e2
+    mtu: 9000
+    sflow: true
+  GigabitEthernet10/0/3:
+    description: 'Gi10/0/3 is connected to host1-1:enp16s0f2'
+    lcp: e3
+    mtu: 9000
+    sflow: true