Enable the clippy::str_to_string lint

crates/config/src/schema.rs

@@ -36,7 +36,7 @@ pub fn port(_gen: &mut SchemaGenerator) -> Schema {
 pub fn hostname(_gen: &mut SchemaGenerator) -> Schema {
     Schema::Object(SchemaObject {
         instance_type: Some(InstanceType::String.into()),
-        format: Some("hostname".to_string()),
+        format: Some("hostname".to_owned()),
         ..SchemaObject::default()
     })
 }

crates/config/src/sections/database.rs

@@ -29,7 +29,7 @@ use super::ConfigurationSection;
 use crate::schema;
 
 fn default_connection_string() -> String {
-    "postgresql://".to_string()
+    "postgresql://".to_owned()
 }
 
 fn default_max_connections() -> NonZeroU32 {

crates/config/src/sections/email.rs

@@ -28,7 +28,7 @@ use super::ConfigurationSection;
 fn mailbox_schema(_gen: &mut SchemaGenerator) -> Schema {
     Schema::Object(SchemaObject {
         instance_type: Some(InstanceType::String.into()),
-        format: Some("email".to_string()),
+        format: Some("email".to_owned()),
         ..SchemaObject::default()
     })
 }
@@ -36,7 +36,7 @@ fn mailbox_schema(_gen: &mut SchemaGenerator) -> Schema {
 fn hostname_schema(_gen: &mut SchemaGenerator) -> Schema {
     Schema::Object(SchemaObject {
         instance_type: Some(InstanceType::String.into()),
-        format: Some("hostname".to_string()),
+        format: Some("hostname".to_owned()),
         ..SchemaObject::default()
     })
 }
@@ -107,11 +107,11 @@ impl Default for EmailTransportConfig {
 
 fn default_email() -> Mailbox {
     let address = Address::new("root", "localhost").unwrap();
-    Mailbox::new(Some("Authentication Service".to_string()), address)
+    Mailbox::new(Some("Authentication Service".to_owned()), address)
 }
 
 fn default_sendmail_command() -> String {
-    "sendmail".to_string()
+    "sendmail".to_owned()
 }
 
 /// Configuration related to sending emails

crates/config/src/sections/matrix.rs

@@ -20,7 +20,7 @@ use serde_with::serde_as;
 use super::ConfigurationSection;
 
 fn default_homeserver() -> String {
-    "localhost:8008".to_string()
+    "localhost:8008".to_owned()
 }
 
 /// Configuration related to the Matrix homeserver
@@ -74,7 +74,7 @@ mod tests {
 
             let config = MatrixConfig::load_from_file("config.yaml")?;
 
-            assert_eq!(config.homeserver, "matrix.org".to_string());
+            assert_eq!(config.homeserver, "matrix.org".to_owned());
 
             Ok(())
         });

crates/config/src/sections/policy.rs

@@ -22,15 +22,15 @@ use serde_with::serde_as;
 use super::ConfigurationSection;
 
 fn default_client_registration_endpoint() -> String {
-    "client_registration/violation".to_string()
+    "client_registration/violation".to_owned()
 }
 
 fn default_register_endpoint() -> String {
-    "register/violation".to_string()
+    "register/violation".to_owned()
 }
 
 fn default_authorization_grant_endpoint() -> String {
-    "authorization_grant/violation".to_string()
+    "authorization_grant/violation".to_owned()
 }
 
 /// Application secrets

crates/config/src/sections/secrets.rs

@@ -293,7 +293,7 @@ impl ConfigurationSection<'_> for SecretsConfig {
                   Gh7BNzCeN+D6
                   -----END PRIVATE KEY-----
                 "#}
-                .to_string(),
+                .to_owned(),
             ),
         };
         let ecdsa_key = KeyConfig {
@@ -306,7 +306,7 @@ impl ConfigurationSection<'_> for SecretsConfig {
                   OhBAAUVci1RpmUA+KdCL5sw9nadAEiONeiGr+28RYHZmlB9qXnjC
                   -----END PRIVATE KEY-----
                 "#}
-                .to_string(),
+                .to_owned(),
             ),
         };