Update libomni source and .gitignore entries

Changed libomni dependency in Cargo.toml to use the GitHub repository instead of a local path. Added .env_docker to .gitignore to exclude Docker environment files from version control.

Author: tristanpoland

.gitignore

@@ -23,4 +23,5 @@ cluster.db-wal
 *.sw?
 *~
 .DS_Store
-Thumbs.db
+Thumbs.db
+.env_docker

Cargo.toml

@@ -28,7 +28,7 @@ rocket-multipart-form-data = "0.10.7"
 mysql = "26.0.1"
 sqlx = { version = "0.8.6", features = ["runtime-tokio-rustls", "mysql", "chrono", "uuid"] }
 clickhouse = { version = "0.13.3"}
-libomni = { path = "../LibOmni" }
+libomni = { git = "https://github.com/OmniCloudOrg/LibOmni" }
 lighthouse = { git = "https://github.com/OmniCloudOrg/Lighthouse", features = ["metrics-persistence", "predictive-scaling"], rev = "de72b5365bdc1a28e89ffbf06b3c92957ad3403d"}
 
 # Crypto & Security