Add dotenvy crate

Cargo.lock

@@ -745,6 +745,12 @@ version = "0.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "77c90badedccf4105eca100756a0b1289e191f6fcbdadd3cee1d2f614f97da8f"
 
+[[package]]
+name = "dotenvy"
+version = "0.15.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1aaf95b3e5c8f23aa320147307562d361db0ae0d51242340f558153b4eb2439b"
+
 [[package]]
 name = "drain_filter_polyfill"
 version = "0.1.3"
@@ -1491,6 +1497,7 @@ dependencies = [
 name = "ingest"
 version = "0.1.0"
 dependencies = [
+ "dotenvy",
  "libretunes",
  "tokio",
 ]