Add Kokoro build configs for new distro oracular_aarch64

kokoro/config/build/presubmit/oracular_aarch64.gcl

@@ -0,0 +1,10 @@
+import '../common.gcl' as common
+
+config build = common.build {
+  params {
+    environment {
+      DISTRO = 'oracular'
+      PKGFORMAT = 'deb'
+    }
+  }
+}

kokoro/config/test/ops_agent/presubmit/oracular_aarch64.gcl

@@ -0,0 +1,10 @@
+import 'common.gcl' as common
+
+config build = common.ops_agent_test {
+  params {
+    environment {
+      TARGET = 'oracular'
+      ARCH = 'aarch64'
+    }
+  }
+}

kokoro/config/test/ops_agent/release/oracular_aarch64.gcl

@@ -0,0 +1,10 @@
+import 'common.gcl' as common
+
+config build = common.ops_agent_test {
+  params {
+    environment {
+      TARGET = 'oracular'
+      ARCH = 'aarch64'
+    }
+  }
+}

kokoro/config/test/third_party_apps/presubmit/oracular_aarch64.gcl

@@ -0,0 +1,10 @@
+import 'common.gcl' as common
+
+config build = common.third_party_apps_test {
+  params {
+    environment {
+      TARGET = 'oracular'
+      ARCH = 'aarch64'
+    }
+  }
+}

kokoro/config/test/third_party_apps/release/oracular_aarch64.gcl

@@ -0,0 +1,10 @@
+import 'common.gcl' as common
+
+config build = common.third_party_apps_test {
+  params {
+    environment {
+      TARGET = 'oracular'
+      ARCH = 'aarch64'
+    }
+  }
+}

project.yaml

@@ -9,6 +9,12 @@ targets:
           - ubuntu-os-cloud:ubuntu-2410-amd64
           exhaustive:
           - ubuntu-os-cloud:ubuntu-minimal-2410-amd64
+      aarch64:
+        test_distros:
+          representative:
+          - ubuntu-os-cloud:ubuntu-2410-arm64
+          exhaustive:
+          - ubuntu-os-cloud:ubuntu-minimal-2410-arm64
   bookworm:
     package_extension:
       deb