Update module path to github.com/Elydora-Infrastructure/Elydora-Go-SDK

- Update go.mod module path
- Update all import references
- Update README install and import examples

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.gitignore

@@ -24,3 +24,10 @@ go.work.sum
 # OS
 .DS_Store
 Thumbs.db
+
+# Environment and secrets
+.env
+.env.*
+.env.local
+*.pem
+*.key