fix(ci): trigger build on demand

.gitea/workflows/build.yaml

@@ -9,6 +9,7 @@ on:
   push:
     branches:
     - master
+  workflow_dispatch: {}
 
 jobs:
   build-arm64:
@@ -18,7 +19,7 @@ jobs:
       - uses: docker/setup-qemu-action@v3.6.0
       - uses: docker/setup-buildx-action@v3.10.0
 
-      - name: Build and push image
+      - name: Build image
         run: |
           TAG=$(echo ${{ github.ref_name }} | sed 's/v//gm')
 
@@ -36,7 +37,7 @@ jobs:
       - uses: docker/setup-qemu-action@v3.6.0
       - uses: docker/setup-buildx-action@v3.10.0
 
-      - name: Build and push image
+      - name: Build image
         run: |
           TAG=$(echo ${{ github.ref_name }} | sed 's/v//gm')