Fix just artifact repo

.forgejo/workflows/auto-update.yaml

@@ -14,7 +14,7 @@ jobs:
       hosts: ${{ steps.hosts.outputs.hosts }}
     steps:
       - name: Checkout repository
-        uses: forgejo/checkout@v4
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
@@ -61,7 +61,7 @@ jobs:
         host: ${{ fromJson(needs.check-updates.outputs.hosts) }}
     steps:
       - name: Checkout repository
-        uses: forgejo/checkout@v4
+        uses: actions/checkout@v4
 
       - name: Download updated flake.lock
         uses: forgejo/download-artifact@v4
@@ -77,7 +77,7 @@ jobs:
 
       - name: Upload build log on failure
         if: failure() || steps.build.outcome == 'failure'
-        uses: forgejo/upload-artifact
+        uses: forgejo/upload-artifact@v4
         with:
           name: build-failure-${{ matrix.host }}
           path: build-output.txt
@@ -96,7 +96,7 @@ jobs:
     runs-on: nix
     steps:
       - name: Checkout repository
-        uses: forgejo/checkout@v4
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
@@ -177,7 +177,7 @@ jobs:
             FAILED_HOSTS="\n- (Unable to determine failed hosts - check workflow logs)"
           fi
           
-          ISSUE_BODY="Weekly flake update failed to build some hosts.\n\n**Branch:** \`${{ steps.branch.outputs.branch_name }}\`\n**Run:** ${{ github.server_url }}/${{ github.repository }}/forgejo/runs/${{ github.run_id }}\n\n**Failed hosts:**$FAILED_HOSTS\n$FAILURE_DETAILS\n\nGenerated on: $(date -Iseconds)"
+          ISSUE_BODY="Weekly flake update failed to build some hosts.\n\n**Branch:** \`${{ steps.branch.outputs.branch_name }}\`\n**Run:** ${{ forge.server_url }}/${{ forge.repository }}/actions/runs/${{ forge.run_id }}\n\n**Failed hosts:**$FAILED_HOSTS\n$FAILURE_DETAILS\n\nGenerated on: $(date -Iseconds)"
           
           curl -X POST \
             -H "Authorization: token $FORGEJO_TOKEN" \