Add endpoint deleting workflow run (#34337)

Add endpoint deleting workflow run
Resolves #26219

/claim #26219

---------

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>

tests/integration/api_actions_delete_run_test.go

@@ -0,0 +1,98 @@
+// Copyright 2025 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package integration
+
+import (
+	"fmt"
+	"net/http"
+	"testing"
+
+	auth_model "code.gitea.io/gitea/models/auth"
+	repo_model "code.gitea.io/gitea/models/repo"
+	"code.gitea.io/gitea/models/unittest"
+	user_model "code.gitea.io/gitea/models/user"
+	"code.gitea.io/gitea/modules/json"
+	api "code.gitea.io/gitea/modules/structs"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestAPIActionsDeleteRunCheckPermission(t *testing.T) {
+	defer prepareTestEnvActionsArtifacts(t)()
+
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 4})
+	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID})
+	session := loginUser(t, user.Name)
+	token := getTokenForLoggedInUser(t, session, auth_model.AccessTokenScopeWriteRepository)
+	testAPIActionsDeleteRun(t, repo, token, http.StatusNotFound)
+}
+
+func TestAPIActionsDeleteRun(t *testing.T) {
+	defer prepareTestEnvActionsArtifacts(t)()
+
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 2})
+	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID})
+	session := loginUser(t, user.Name)
+	token := getTokenForLoggedInUser(t, session, auth_model.AccessTokenScopeWriteRepository)
+
+	testAPIActionsDeleteRunListArtifacts(t, repo, token, 2)
+	testAPIActionsDeleteRunListTasks(t, repo, token, true)
+	testAPIActionsDeleteRun(t, repo, token, http.StatusNoContent)
+
+	testAPIActionsDeleteRunListArtifacts(t, repo, token, 0)
+	testAPIActionsDeleteRunListTasks(t, repo, token, false)
+	testAPIActionsDeleteRun(t, repo, token, http.StatusNotFound)
+}
+
+func TestAPIActionsDeleteRunRunning(t *testing.T) {
+	defer prepareTestEnvActionsArtifacts(t)()
+
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 4})
+	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID})
+	session := loginUser(t, user.Name)
+	token := getTokenForLoggedInUser(t, session, auth_model.AccessTokenScopeWriteRepository)
+
+	req := NewRequest(t, "DELETE", fmt.Sprintf("/api/v1/repos/%s/actions/runs/793", repo.FullName())).
+		AddTokenAuth(token)
+	MakeRequest(t, req, http.StatusBadRequest)
+}
+
+func testAPIActionsDeleteRun(t *testing.T, repo *repo_model.Repository, token string, expected int) {
+	req := NewRequest(t, "DELETE", fmt.Sprintf("/api/v1/repos/%s/actions/runs/795", repo.FullName())).
+		AddTokenAuth(token)
+	MakeRequest(t, req, expected)
+}
+
+func testAPIActionsDeleteRunListArtifacts(t *testing.T, repo *repo_model.Repository, token string, artifacts int) {
+	req := NewRequest(t, "GET", fmt.Sprintf("/api/v1/repos/%s/actions/runs/795/artifacts", repo.FullName())).
+		AddTokenAuth(token)
+	resp := MakeRequest(t, req, http.StatusOK)
+	var listResp api.ActionArtifactsResponse
+	err := json.Unmarshal(resp.Body.Bytes(), &listResp)
+	assert.NoError(t, err)
+	assert.Len(t, listResp.Entries, artifacts)
+}
+
+func testAPIActionsDeleteRunListTasks(t *testing.T, repo *repo_model.Repository, token string, expected bool) {
+	req := NewRequest(t, "GET", fmt.Sprintf("/api/v1/repos/%s/actions/tasks", repo.FullName())).
+		AddTokenAuth(token)
+	resp := MakeRequest(t, req, http.StatusOK)
+	var listResp api.ActionTaskResponse
+	err := json.Unmarshal(resp.Body.Bytes(), &listResp)
+	assert.NoError(t, err)
+	findTask1 := false
+	findTask2 := false
+	for _, entry := range listResp.Entries {
+		if entry.ID == 53 {
+			findTask1 = true
+			continue
+		}
+		if entry.ID == 54 {
+			findTask2 = true
+			continue
+		}
+	}
+	assert.Equal(t, expected, findTask1)
+	assert.Equal(t, expected, findTask2)
+}