Tweaked the build flake action

.gitea/workflows/Build Framework.yaml

@@ -8,7 +8,16 @@ on:
 jobs:
   build:
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      id-token: write
     steps:
+      - name: Get current time
+        uses: josStorer/get-current-time@v2
+        id: start-time
+        with:
+          utcOffset: "+02:00" # Summer time in France
+
       - name: Install nix
         uses: DeterminateSystems/nix-installer-action@main
         with:
@@ -16,6 +25,8 @@ jobs:
             trusted-public-keys = cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY= nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs= hyprland.cachix.org-1:a7pgxzMz7+chwVL3/pzj6jIBMioiJM7ypFP8PwtkuGc= nix-citizen.cachix.org-1:lPMkWc2X8XD4/7YPEEwXKKBg+SVbYTVrAaLA2wQTKCo=
             trusted-substituters = https://cache.nixos.org https://nix-community.cachix.org https://hyprland.cachix.org https://nix-citizen.cachix.org
 
+      - name: Setup nix cache (experimental)
+        uses: DeterminateSystems/magic-nix-cache-action@main
 
       - name: Checkout
         uses: actions/checkout@v4
@@ -24,6 +35,29 @@ jobs:
         run: |
           nix build .#nixosConfigurations.FW16.config.system.build.toplevel
 
+      - name: Get Build time
+        uses: josStorer/get-current-time@v2
+        id: end-time
+        with:
+          utcOffset: "+02:00" # Summer time in France
+
+      - name: Calculate build time
+        id: duration
+        run: |
+          duration=$((${{ steps.start-time.outputs.time }} - ${{ steps.end-time.outputs.time }}))
+          echo "duration=${duration}" >> "$GITHUB_OUTPUT"
+
+      - name: Notify Failure
+        if: failure()
+        run: |
+          curl \
+          -H "Title: Failed to build flake !"\
+          -d "Build started on ${{ steps.start-time.outputs.readableTime }} and failed.\nLasted ${{ steps.duration.outputs.duration }}" \
+          https://ntfy.alexdelcamp.fr/FlakeBuild
+
       - name: Notify Success
         run: |
-          curl -H "Title: Successfully builded flake!" -d "Builded Framework flake" https://ntfy.alexdelcamp.fr/FlakeBuild
+          curl \
+          -H "Title: Successfully builded flake!" \
+          -d "Build started on ${{ steps.start-time.outputs.readableTime }} and succeeded.\nLasted ${{ steps.duration.outputs.duration }}" \
+          https://ntfy.alexdelcamp.fr/FlakeBuild