build(ci): target Ubuntu 22.04 for Linux workflows

Author: jonasjancarik

.github/workflows/ci.yml

@@ -54,7 +54,7 @@ jobs:
           - name: macOS
             os: macos-latest
           - name: Linux
-            os: ubuntu-latest
+            os: ubuntu-22.04
           - name: Windows
             os: windows-latest
     steps:
@@ -113,7 +113,7 @@ jobs:
             os: macos-latest
             build_command: npm run tauri -- build --debug --no-bundle
           - name: Linux
-            os: ubuntu-latest
+            os: ubuntu-22.04
             build_command: npm run tauri -- build --debug --no-bundle
           - name: Windows
             os: windows-latest

.github/workflows/release.yml

@@ -177,9 +177,10 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - platform: ubuntu-24.04
+          # Build on oldest supported Ubuntu baseline for broader runtime compatibility.
+          - platform: ubuntu-22.04
             arch: x86_64
-          - platform: ubuntu-24.04-arm
+          - platform: ubuntu-22.04-arm
             arch: aarch64
     steps:
       - uses: actions/checkout@v4