Adjust imports and add webp conversion.

Cargo.toml

@@ -6,6 +6,7 @@ license = "MIT"
 
 [dependencies]
 chrono = "0.4"
+glob = "0.3.3"
 markdown = "1.0.0"
 ron = "0.11"
 
@@ -25,6 +26,12 @@ features = [
     "string",
 ]
 
+# Minimize featureset for faster compilation on server.
+[dependencies.image]
+version = "0.25.8"
+default-features = false
+features = ["jpeg", "png", "webp"]
+
 [dependencies.serde]
 version = "1.0"
 features = ["derive"]