Infrastructure: Implement master/dev/vX branching, save git path, and fix username casing

backend/ldap_config.json

@@ -0,0 +1,8 @@
+{
+  "ldap_enabled": false,
+  "server_uri": "ldap://your-server.com:389",
+  "base_dn": "dc=example,dc=com",
+  "user_template": "uid={username},ou=users,dc=example,dc=com",
+  "admin_group": "cn=inventory_admins,ou=groups,dc=example,dc=com",
+  "use_tls": false
+}