ci: fix container build

Signed-off-by: Henry Gressmann <[email protected]>

Author: explodingcamera

.github/workflows/container.yaml

@@ -19,13 +19,13 @@ jobs:
     steps:
       - uses: actions/checkout@v4
         with:
-          ref: ${{ github.event.inputs.tag }}
+          ref: ${{ inputs.tag }}
       - name: Setup Docker Buildx
         uses: docker/setup-buildx-action@v3
       - name: Extract Semver
         id: semver
         run: |
-          SEMVER_VERSION=$(echo "${{ github.event.inputs.tag }}" | sed -E 's/liwan-v//')
+          SEMVER_VERSION=$(echo "${{ inputs.tag }}" | sed -E 's/liwan-v//')
           echo "SEMVER_VERSION=${SEMVER_VERSION}" >> "$GITHUB_OUTPUT"
       - name: Setup Docker Metadata
         uses: docker/metadata-action@v5
@@ -53,5 +53,5 @@ jobs:
             linux/amd64
             linux/arm64
           build-args: |
-            TAR_URL_AMD64=https://github.com/explodingcamera/liwan/releases/download/${{ github.event.inputs.tag }}/liwan-x86_64-unknown-linux-musl.tar.gz
-            TAR_URL_ARM64=https://github.com/explodingcamera/liwan/releases/download/${{ github.event.inputs.tag }}/liwan-aarch64-unknown-linux-musl.tar.gz
+            TAR_URL_AMD64=https://github.com/explodingcamera/liwan/releases/download/${{ inputs.tag }}/liwan-x86_64-unknown-linux-musl.tar.gz
+            TAR_URL_ARM64=https://github.com/explodingcamera/liwan/releases/download/${{ inputs.tag }}/liwan-aarch64-unknown-linux-musl.tar.gz