Fix fastlane command envs. (#68)

* Fix fastlane command envs.

* Reorder test cases.

* Test on sample project's master branch.

bitrise.yml

@@ -29,8 +29,15 @@ workflows:
         - content: |-
             set -ex
             git clone $SAMPLE_APP_URL -b $BRANCH .
+    - path::./:
+        title: Test if Fastlane receives session-based Apple Developer connection
+        inputs:
+        - lane: test_fastlane_session
+        - work_dir: ./
+        - verbose_log: "yes"
     - certificate-and-profile-installer:
     - path::./:
+        title: Test building a Flutter project
         inputs:
         - lane: build
         - work_dir: ./

main.go

@@ -282,17 +282,18 @@ func main() {
 
 	cmd.SetStdout(os.Stdout).SetStderr(os.Stderr)
 	cmd.SetDir(workDir)
-	cmd.AppendEnvs(envs...)
 
 	buildlogPth := ""
 
 	if tempDir, err := pathutil.NormalizedOSTempDirPath("fastlane_logs"); err != nil {
 		log.Errorf("Failed to create temp dir for fastlane logs, error: %s", err)
 	} else {
 		buildlogPth = tempDir
-		cmd.AppendEnvs("FL_BUILDLOG_PATH=" + buildlogPth)
+		envs = append(envs, "FL_BUILDLOG_PATH="+buildlogPth)
 	}
 
+	cmd.AppendEnvs(envs...)
+
 	deployDir := os.Getenv("BITRISE_DEPLOY_DIR")
 	if deployDir == "" {
 		log.Warnf("No BITRISE_DEPLOY_DIR found")