Update .env.example

Update comments of ACCESS_TOKEN and BASE_URL

Author: CodeIter

.env.example

@@ -1,13 +1,12 @@
 # .env.example
 
 # ACCESS_TOKEN is used for authenticating API requests to Meta's Threads app and Threads.net,
-# Provide your token by setting this environment variable.
 # Required: No default.
 ACCESS_TOKEN=""
 
 # BASE_URL specifies the API endpoint for accessing Meta's Threads app.
-# It defaults to "https://graph.threads.net/v1.0", but you can override it by setting the variable.
-BASE_URL="https://graph.threads.net/v1.0"
+# Optional: Default= "https://graph.threads.net/v1.0"
+#BASE_URL="https://graph.threads.net/v1.0"
 
 # DRAFTS_FILE specifies the file name or path for saving draft data.
 # Optional: Default = "drafts.json"