Fix apko tarball extraction with --strip-components=1

The binary is nested under apko_VERSION_linux_amd64/apko in the
tarball, not at the root.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

.gitea/workflows/build.yaml

@@ -97,7 +97,7 @@ jobs:
       - name: Install apko
         run: |
           curl -fsSL https://github.com/chainguard-dev/apko/releases/latest/download/apko_$(curl -fsSL https://api.github.com/repos/chainguard-dev/apko/releases/latest | jq -r .tag_name | sed 's/^v//')_linux_amd64.tar.gz \
-            | tar xz -C /usr/local/bin apko
+            | tar xz --strip-components=1 -C /usr/local/bin
 
       - name: Build apko base images
         run: |

.gitea/workflows/scout.yaml

@@ -77,7 +77,7 @@ jobs:
       - name: Install apko
         run: |
           curl -fsSL https://github.com/chainguard-dev/apko/releases/latest/download/apko_$(curl -fsSL https://api.github.com/repos/chainguard-dev/apko/releases/latest | jq -r .tag_name | sed 's/^v//')_linux_amd64.tar.gz \
-            | tar xz -C /usr/local/bin apko
+            | tar xz --strip-components=1 -C /usr/local/bin
 
       - name: Build test image (${{ matrix.arch }})
         run: |