ci: add ec2 integration tests run twice weekly

Author: blackboxsw

.github/workflows/_integration_common.yml

@@ -17,6 +17,7 @@ on:
         options:
         - lxd_container
         - lxd_vm
+        - ec2
       image_type:
         type: choice
         options:

.github/workflows/daily-integration-jammy-ec2.yml

@@ -0,0 +1,14 @@
+name: "Daily: Integration Jammy EC2"
+
+on:
+  workflow_dispatch:
+  schedule:
+    # Run Mon & Thurs under reduced frequency for high-cost test runs
+    - cron: '2 22 * * 1,4'
+
+jobs:
+  jammy-ec2:
+    uses: ./.github/workflows/_integration_common.yml
+    with:
+      release: jammy
+      platform: ec2

.github/workflows/daily-integration-noble-ec2.yml

@@ -0,0 +1,14 @@
+name: "Daily: Integration Noble EC2"
+
+on:
+  workflow_dispatch:
+  schedule:
+    # Run Mon & Thurs under reduced frequency for high-cost test runs
+    - cron: '2 22 * * 1,4'
+
+jobs:
+  noble-ec2:
+    uses: ./.github/workflows/_integration_common.yml
+    with:
+      release: noble
+      platform: ec2

.github/workflows/daily-integration-questing-ec2.yml

@@ -0,0 +1,14 @@
+name: "Daily: Integration Questing EC2"
+
+on:
+  workflow_dispatch:
+  schedule:
+    # Run Mon & Thurs under reduced frequency for high-cost test runs
+    - cron: '2 22 * * 1,4'
+
+jobs:
+  questing-ec2:
+    uses: ./.github/workflows/_integration_common.yml
+    with:
+      release: questing
+      platform: ec2

.github/workflows/daily-integration-resolute-ec2.yml

@@ -0,0 +1,14 @@
+name: "Daily: Integration Resolute EC2"
+
+on:
+  workflow_dispatch:
+  schedule:
+    # Run Mon & Thurs under reduced frequency for high-cost test runs
+    - cron: '2 22 * * 1,4'
+
+jobs:
+  resolute-ec2:
+    uses: ./.github/workflows/_integration_common.yml
+    with:
+      release: resolute
+      platform: ec2