Added env var support for baseline & current branch

Author: Aditya Joshi

commands/storybook.js

@@ -115,9 +115,9 @@ async function storybook(serve, options) {
 
                 let commit = await getLastCommit();
                 let baseLine;
-                if (process.env.BASELINE_BRANCH !== undefined && process.env.BASELINE_BRANCH !== null && process.env.BASELINE_BRANCH !== '') {
-                    baseLine = process.env.BASELINE_BRANCH
-                }
+                if (process.env.BASELINE_BRANCH !== undefined && process.env.BASELINE_BRANCH !== null && process.env.BASELINE_BRANCH !== '')
+                    baseLine = process.env.BASELINE_BRANCH 
+                console.log(`Baseline branch set :${baseLine}`)
                 let payload = {
                     downloadURL: url.substring(url.search(/.com/)+5, url.search(/.zip/)+4),
                     uploadId: uploadId,
@@ -130,10 +130,10 @@ async function storybook(serve, options) {
                         customViewports: storybookConfig.customViewports
                     },
                     git: {
-                        branch: process.env.BRANCH_NAME ? process.env.BRANCH_NAME: commit.branch,
-                        commitId: commit.shortHash,
-                        commitAuthor: commit.author.name,
-                        commitMessage: commit.subject,
+                        branch: process.env.BRANCH_NAME ? process.env.BRANCH_NAME: commit.branch, 
+                        commitId: commit.shortHash, 
+                        commitAuthor: commit.author.name, 
+                        commitMessage: commit.subject, 
                         githubURL: process.env.GITHUB_URL || '',
                     },
                     buildName: buildName,