chore: удалён build.yml (дублирует ci.yaml)

.gitea/workflows/build.yml

@@ -1,16 +0,0 @@
-name: build-test
-on:
-  push:
-  pull_request:
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-go@v5
-        with:
-          go-version: '1.23'
-      - run: go vet ./...
-      - run: go build ./...
-      - run: go test ./...