ci: don't send temp screenshots to flathub, fix lint failure for not doing so

.github/workflows/continuous-integration.yml

@@ -370,10 +370,9 @@ jobs:
           cache-key: flatpak-builder-${{matrix.flatpak.arch}}-2.0
           arch: ${{matrix.flatpak.arch}}
           upload-artifact: false
-          mirror-screenshots-url: https://dl.flathub.org/media
 
       - name: Validate build
-        run: flatpak-builder-lint repo repo
+        run: flatpak-builder-lint --exceptions --user-exceptions deploy/linux/flatpak/ci-build-lint-exceptions.json repo repo
 
       - name: Upload
         uses: actions/upload-artifact@v4

REUSE.toml

@@ -97,7 +97,7 @@ SPDX-FileCopyrightText = "Deskflow Developers"
 SPDX-License-Identifier = "GPL-2.0-only"
 
 [[annotations]]
-path = "deploy/linux/flatpak/org.deskflow.deskflow.yml"
+path = "deploy/linux/flatpak/**"
 precedence = "override"
 SPDX-FileCopyrightText = "Deskflow Developers"
 SPDX-License-Identifier = "MIT"

deploy/linux/flatpak/ci-build-lint-exceptions.json

@@ -0,0 +1,6 @@
+{
+    "org.deskflow.deskflow": [
+        "appstream-external-screenshot-url",
+        "appstream-screenshots-not-mirrored-in-ostree"
+    ]
+}