Refactor key generation logic and update path resolving

.env.example

@@ -1,4 +1,4 @@
 #GIT_URI=ssh://git@git.domain/username/example-repo.git
 GIT_URI=https://<username>:<token>@git.domain/username/example-repo.git
 GIT_BRANCH=main
-#COMMANDS="['npm i','npm start']"
+#COMMANDS='["npm i","npm start"]'

index.js

@@ -158,8 +158,9 @@ async function main() {
     if (customCommands) {
         try {
             customCommands = JSON.parse(customCommands)
-        } catch {
+        } catch (err) {
             console.error("couln't parse commands from .env")
+            console.log(err.message)
             customCommands = undefined;
         }
     }