ci(android): remove workflow_dispatch — unsupported in this Gitea version

workflow_dispatch caused the entire android-release workflow to be silently
dropped; tag-triggered releases (v0.25.6) worked fine before this trigger
was added. Removing it restores tag-based release triggering.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.gitea/workflows/android-release.yml

@@ -101,7 +101,17 @@ jobs:
 
       # ── Build & sign with release keystore ─────────────────────────────
       - name: Decode keystore
-        run: echo "${{ secrets.KEYSTORE_BASE64 }}" | base64 -d > /tmp/solitaire-release.jks
+        run: |
+          secret_len=$(echo -n "${{ secrets.KEYSTORE_BASE64 }}" | wc -c)
+          echo "KEYSTORE_BASE64 secret length: ${secret_len} chars"
+          set +e
+          echo "${{ secrets.KEYSTORE_BASE64 }}" | base64 --decode > /tmp/solitaire-release.jks 2>/tmp/b64_err.txt
+          b64_exit=$?
+          set -e
+          size=$(wc -c < /tmp/solitaire-release.jks)
+          echo "base64 exit code: ${b64_exit}, keystore size: ${size} bytes"
+          [ -s /tmp/b64_err.txt ] && echo "base64 error: $(cat /tmp/b64_err.txt)" || true
+          [ "$size" -gt 0 ] || { echo "ERROR: KEYSTORE_BASE64 is empty or invalid base64"; exit 1; }
 
       - name: Build signed release APK
         env:

deploy/kustomization.yaml

@@ -20,4 +20,4 @@ resources:
 images:
 - name: solitaire-server
   newName: git.aleshym.co/funman300/solitaire-server
-  newTag: "32991301"
+  newTag: 9ef5759f