ci: Validate that all distros have Release files

Fixes #11

.circleci/config.yml

@@ -0,0 +1,27 @@
+---
+version: 2.1
+common-steps:
+  - &installdeps
+    run:
+      name: Install Debian packaging dependencies
+      command: |
+        apt-get update && apt-get install -y gpg
+jobs:
+  check-sigs:
+    docker:
+      - image: debian:bullseye
+    steps:
+      - checkout
+      - *installdeps
+      - run:
+          name: Verify that all distros have Release files
+          command: for i in $(ls dangerzone); do ls -l ./repo/public/dists/${i}/Release{,.gpg}; done
+      - run:
+          name: Verify signatures on all Release files
+          command: |
+            gpg --import repo/public/fpf-apt-tools-archive-keyring.gpg
+            for i in repo/public/dists/*/Release; do gpg --verify "${i}.gpg" "$i"; done
+workflows:
+  check-packages:
+    jobs:
+      - check-sigs

.github/workflows/check-packages.yml

@@ -11,6 +11,8 @@ jobs:
       - uses: actions/checkout@v3
       - name: Install Debian packaging dependencies
         run: apt-get update && apt-get install -y gpg
+      - name: Verify that all distros have Release files
+        run: for i in $(ls dangerzone); do ls -l ./repo/public/dists/${i}/Release{,.gpg}; done
       - name: Verify signatures on all Release files
         run: |
           gpg --import repo/public/fpf-apt-tools-archive-keyring.gpg