chore: improve html-router auth, caching, and analytics while centralizing search labels in common.

small fix

common/src/utils/config.rs

@@ -338,6 +338,8 @@ pub fn get_config() -> Result<AppConfig, ConfigError> {
 
 #[cfg(test)]
 mod tests {
+    #![allow(clippy::expect_used)]
+
     use super::{ParseRetrievalStrategyError, RetrievalStrategy};
     #[test]
     fn retrieval_strategy_defaults_to_default() {

common/src/utils/embedding.rs

@@ -15,6 +15,7 @@ use crate::{
     utils::config::AppConfig,
 };
 
+#[allow(clippy::module_name_repetitions)]
 pub use crate::utils::config::{EmbeddingBackend, ParseEmbeddingBackendError};
 
 /// Wrapper around the chosen embedding backend.
@@ -431,6 +432,8 @@ pub async fn generate_embedding_with_params(
 
 #[cfg(test)]
 mod tests {
+    #![allow(clippy::expect_used)]
+
     use super::{EmbeddingBackend, ParseEmbeddingBackendError};
     use crate::storage::types::system_settings::SystemSettings;
     use serde_json::json;

common/src/utils/ingest_limits.rs

@@ -29,7 +29,10 @@ pub fn validate_ingest_input(
     category: &str,
     file_count: usize,
 ) -> Result<(), IngestValidationError> {
-    let text_field_bytes = content.map(str::len).unwrap_or(0) + ctx.len() + category.len();
+    let content_bytes = content.map_or(0, str::len);
+    let text_field_bytes = content_bytes
+        .saturating_add(ctx.len())
+        .saturating_add(category.len());
     if text_field_bytes > config.ingest_max_body_bytes {
         return Err(IngestValidationError::PayloadTooLarge(format!(
             "request text fields exceed maximum allowed body size of {} bytes",