Remove gitea actions

Signed-off-by: Asai Neko <sugar@sne.moe>

.gitea/workflows/check.yaml

@@ -1,53 +0,0 @@
-name: Check build frontend and backend
-run-name: ${{ gitea.actor }} is building nixcn-cms check
-on: [push]
-
-jobs:
-    build-frontend:
-        name: Build PNPM Frontend
-        runs-on: ubuntu-latest
-        steps:
-            - name: Check out repository code
-              uses: actions/checkout@v4
-
-            - name: Install Node.js
-              uses: actions/setup-node@v4
-              with:
-                  node-version: 22
-
-            - name: Install Corepack
-              run: npm install corepack
-
-            - name: Enable Corepack
-              run: corepack enable
-
-            - name: Install dependencies
-              run: pnpm install
-
-            - name: Build frontend
-              run: pnpm build
-
-    build-backend:
-        name: Build Go Backend
-        runs-on: ubuntu-latest
-        steps:
-            - name: Check out repository code
-              uses: actions/checkout@v4
-
-            - name: Set up Go
-              uses: actions/setup-go@v5
-              with:
-                  go-version: "1.25.5"
-                  cache: false
-
-            - name: Install dependencies
-              run: go mod tidy
-
-            - name: Generate go dependencies
-              run: go generate .
-
-            - name: Build backend
-              run: go build -v -o server main.go
-
-            - name: Run Tests
-              run: go test ./...