docs: remove ci workflow

.gitea/workflows/ci.yaml

@@ -1,15 +0,0 @@
-name: CI
-on:
-  pull_request:
-  push:
-    branches:
-    - master
-jobs:
-  test:
-    name: 測試
-    runs-on: ubuntu
-    steps:
-    - name: Checkout
-      uses: actions/checkout@v4
-    - name: Run entrypoint tests
-      run: bash tests/entrypoint.sh

README.md

@@ -61,7 +61,6 @@ jobs:
 - Action 定義: [`action.yaml`](action.yaml)
 - 執行腳本: [`entrypoint.sh`](entrypoint.sh)
 - 測試腳本: [`tests/entrypoint.sh`](tests/entrypoint.sh)
-- CI workflow: [`.gitea/workflows/ci.yaml`](.gitea/workflows/ci.yaml)
 
 ## 測試
 
@@ -70,5 +69,3 @@ jobs:
 ```bash
 bash tests/entrypoint.sh
 ```
-
-Gitea CI 也會在 push 與 pull request 時執行同一支腳本。