Configure server though env

Cargo.toml

@@ -72,7 +72,7 @@ pile-value = { path = "crates/pile-value" }
 pile-io = { path = "crates/pile-io" }
 pile-client = { path = "crates/pile-client" }
 
-# Clients & servers
+# MARK: Clients & servers
 tantivy = "0.25.0"
 servable = { version = "0.0.7", features = ["image"] }
 axum = { version = "0.8.8", features = ["macros", "multipart"] }
@@ -88,14 +88,14 @@ utoipa-swagger-ui = { version = "9.0.2", features = [
 	"vendored",
 ] }
 reqwest = { version = "0.12", features = ["blocking"] }
+tracing-loki = "0.2.6"
 
-
-# Async & Parallelism
+# MARK: Async & Parallelism
 tokio = { version = "1.49.0", features = ["full"] }
 tokio-stream = "0.1"
 async-trait = "0.1"
 
-# CLI & logging
+# MARK: CLI & logging
 tracing = "0.1.44"
 tracing-subscriber = { version = "0.3.22", features = ["env-filter", "json"] }
 indicatif = { version = "0.18.4", features = ["improved_unicode"] }
@@ -103,7 +103,7 @@ tracing-indicatif = "0.3.14"
 anstyle = "1.0.13"
 clap = { version = "4.5.60", features = ["derive"] }
 
-# Serialization & formats
+# MARK: Serialization & formats
 serde = { version = "1.0.228", features = ["derive"] }
 serde_json = "1.0.149"
 base64 = "0.22.1"
@@ -112,8 +112,10 @@ toml = "1.0.3"
 toml_edit = "0.25.4"
 sha2 = "0.11.0-rc.5"
 blake3 = "1.8.3"
+dotenvy = "0.15.7"
+envy = "0.4.2"
 
-# Extractors
+# MARK: Extractors
 pdf = "0.10.0"
 id3 = "1.16.4"
 epub = "1.2.2"
@@ -121,7 +123,7 @@ kamadak-exif = "0.6.1"
 pdfium-render = "0.8"
 image = { version = "0.25", default-features = false, features = ["png"] }
 
-# Misc helpers
+# MARK: Misc helpers
 thiserror = "2.0.18"
 anyhow = "1.0.102"
 itertools = "0.14.0"
@@ -137,3 +139,4 @@ chrono = "0.4.43"
 parking_lot = "0.12.5"
 rayon = "1.11.0"
 percent-encoding = "2"
+url = { version = "2.5.8", features = ["serde"] }