fix refactor deployment

Scripts/Install/MergeEnvTemplate.js

@@ -0,0 +1,41 @@
+// This script merges config.env.tpl to config.env
+
+import fs from 'fs';
+
+try {
+    const tempate = fs.readFileSync('./config.env.tpl', 'utf8');
+    const env = fs.readFileSync('./config.env', 'utf8');
+    
+
+    const linesInTemplate = tempate.split("\n");
+    const linesInEnv = env.split("\n");
+
+   
+    for (const line of linesInTemplate) {
+        // this is a comment, ignore. 
+        if (line.startsWith("//")) {
+            continue; 
+        }
+
+        // comment. Ignore. 
+        if (line.startsWith("#")) {
+            continue; 
+        }
+
+        // if the line is present in template but is not present in env file then add it to the env file. We assume, values in template file are default values. 
+        if (line.split("=").length > 0) {
+            if (linesInEnv.filter((envLine) => {
+              return envLine.split("=").length > 0 &&   envLine.split("=")[0] === line.split("=")[0]
+            }).length === 0) {
+                linesInEnv.push(line);
+            }
+        }
+
+    }
+
+    // write the file back to disk and exit. 
+    fs.writeFileSync('./config.env', linesInEnv.join("\n"));
+
+} catch (err) {
+    console.error(err);
+}