fix: move envs.txt & event.json to /tmp/

Since nektos#635 `envs.txt` is not copying properly when running `act` in WSL2
Moving it to fixed location resolves that.

pkg/runner/run_context.go

@@ -146,18 +146,14 @@ func (rc *RunContext) startJobContainer() common.Executor {
 			rc.JobContainer.Start(false),
 			rc.JobContainer.UpdateFromEnv("/etc/environment", &rc.Env),
 			rc.JobContainer.CopyDir(copyToPath, rc.Config.Workdir+string(filepath.Separator)+".", rc.Config.UseGitIgnore).IfBool(copyWorkspace),
-			rc.JobContainer.Copy(rc.Config.ContainerWorkdir(), &container.FileEntry{
+			rc.JobContainer.Copy("/tmp/", &container.FileEntry{
 				Name: "workflow/event.json",
 				Mode: 0644,
 				Body: rc.EventJSON,
 			}, &container.FileEntry{
 				Name: "workflow/envs.txt",
 				Mode: 0644,
 				Body: "",
-			}, &container.FileEntry{
-				Name: "home/.act",
-				Mode: 0644,
-				Body: "",
 			}),
 		)(ctx)
 	}
@@ -628,7 +624,7 @@ func withDefaultBranch(b string, event map[string]interface{}) map[string]interf
 func (rc *RunContext) withGithubEnv(env map[string]string) map[string]string {
 	github := rc.getGithubContext()
 	env["CI"] = "true"
-	env["GITHUB_ENV"] = fmt.Sprintf("%s/%s", rc.Config.ContainerWorkdir(), "workflow/envs.txt")
+	env["GITHUB_ENV"] = "/tmp/workflow/envs.txt"
 	env["GITHUB_WORKFLOW"] = github.Workflow
 	env["GITHUB_RUN_ID"] = github.RunID
 	env["GITHUB_RUN_NUMBER"] = github.RunNumber