Switch from deprecated serde_yaml to serde_yaml_ng

serde_yaml is deprecated and unmaintained. serde_yaml_ng is the community
fork with a compatible API, so this is a straightforward rename across the
codebase.

Cargo.lock

@@ -304,7 +304,7 @@ dependencies = [
  "regex",
  "serde",
  "serde_json",
- "serde_yaml",
+ "serde_yaml_ng",
  "tempfile",
  "tiktoken-rs",
  "tokio",
@@ -3892,10 +3892,10 @@ dependencies = [
 ]
 
 [[package]]
-name = "serde_yaml"
+name = "serde_yaml_ng"
-version = "0.9.34+deprecated"
+version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6a8b1a1a2ebf674015cc02edccce75287f1a0130d394307b36743c2f5d504b47"
+checksum = "7b4db627b98b36d4203a7b458cf3573730f2bb591b28871d916dfa9efabfd41f"
 dependencies = [
  "indexmap",
  "itoa",

Cargo.toml

@@ -31,7 +31,7 @@ quick_cache = "0.6.*"
 regex = "1.12.*"
 serde = { version = "1.0.*", features = ["derive"], default-features = false }
 serde_json = "1.0.*"
-serde_yaml = "0.9.*"
+serde_yaml_ng = "0.10.*"
 tempfile = "3.25.*"
 tiktoken-rs = { version = "0.9.*", default-features = false }
 tokio = { version = "1.49.*", features = ["rt", "rt-multi-thread", "macros"] }

src/agent/definition.rs

@@ -33,11 +33,11 @@ pub struct AgentDefinition {
     )]
     pub provider: AgentProvider,
 
-    pub config: serde_yaml::Value,
+    pub config: serde_yaml_ng::Value,
 }
 
 impl AgentDefinition {
-    pub fn new(id: String, provider: AgentProvider, config: serde_yaml::Value) -> Self {
+    pub fn new(id: String, provider: AgentProvider, config: serde_yaml_ng::Value) -> Self {
         Self {
             id,
             provider,

src/agent/instantiation.rs

@@ -15,7 +15,7 @@ pub enum Error {
     // Contains the error from the constructor function
     ConstructionFailed(anyhow::Error),
     // Contains the error from the YAML deserialization function
-    Yaml(serde_yaml::Error),
+    Yaml(serde_yaml_ng::Error),
 }
 
 pub type Result<T> = std::result::Result<T, Error>;
@@ -69,7 +69,7 @@ pub(super) fn create(
 pub fn create_from_provider_and_yaml_value_config(
     provider: &AgentProvider,
     identifier: &PublicIdentifier,
-    config: serde_yaml::Value,
+    config: serde_yaml_ng::Value,
 ) -> Result<AgentInstance> {
     let definition = AgentDefinition::new(identifier.prefixless(), provider.to_owned(), config);
 
@@ -79,7 +79,7 @@ pub fn create_from_provider_and_yaml_value_config(
 fn create_controller_from_provider_and_json_value_config(
     agent_id: &str,
     provider: &AgentProvider,
-    config: serde_yaml::Value,
+    config: serde_yaml_ng::Value,
 ) -> Result<ControllerType> {
     match provider {
         AgentProvider::Anthropic => {
@@ -112,43 +112,43 @@ fn create_controller_from_provider_and_json_value_config(
     }
 }
 
-pub fn default_config_for_provider(provider: &AgentProvider) -> serde_yaml::Value {
+pub fn default_config_for_provider(provider: &AgentProvider) -> serde_yaml_ng::Value {
     match provider {
         AgentProvider::Anthropic => {
             let config = super::provider::anthropic::default_config();
-            serde_yaml::to_value(config).expect("Failed to serialize config")
+            serde_yaml_ng::to_value(config).expect("Failed to serialize config")
         }
         AgentProvider::Groq => {
             let config = super::provider::groq::default_config();
-            serde_yaml::to_value(config).expect("Failed to serialize config")
+            serde_yaml_ng::to_value(config).expect("Failed to serialize config")
         }
         AgentProvider::LocalAI => {
             let config = super::provider::localai::default_config();
-            serde_yaml::to_value(config).expect("Failed to serialize config")
+            serde_yaml_ng::to_value(config).expect("Failed to serialize config")
         }
         AgentProvider::Mistral => {
             let config = super::provider::mistral::default_config();
-            serde_yaml::to_value(config).expect("Failed to serialize config")
+            serde_yaml_ng::to_value(config).expect("Failed to serialize config")
         }
         AgentProvider::Ollama => {
             let config = super::provider::ollama::default_config();
-            serde_yaml::to_value(config).expect("Failed to serialize config")
+            serde_yaml_ng::to_value(config).expect("Failed to serialize config")
         }
         AgentProvider::OpenAI => {
             let config = super::provider::openai::default_config();
-            serde_yaml::to_value(config).expect("Failed to serialize config")
+            serde_yaml_ng::to_value(config).expect("Failed to serialize config")
         }
         AgentProvider::OpenAICompat => {
             let config = super::provider::openai_compat::default_config();
-            serde_yaml::to_value(config).expect("Failed to serialize config")
+            serde_yaml_ng::to_value(config).expect("Failed to serialize config")
         }
         AgentProvider::OpenRouter => {
             let config = super::provider::openrouter::default_config();
-            serde_yaml::to_value(config).expect("Failed to serialize config")
+            serde_yaml_ng::to_value(config).expect("Failed to serialize config")
         }
         AgentProvider::TogetherAI => {
             let config = super::provider::togetherai::default_config();
-            serde_yaml::to_value(config).expect("Failed to serialize config")
+            serde_yaml_ng::to_value(config).expect("Failed to serialize config")
         }
     }
 }

src/agent/provider/anthropic/mod.rs

@@ -12,12 +12,12 @@ use super::controller::ControllerType;
 
 pub fn create_controller_from_yaml_value_config(
     agent_id: &str,
-    config: serde_yaml::Value,
+    config: serde_yaml_ng::Value,
 ) -> AgentInstantiationResult<ControllerType> {
     let config = match &config {
-        serde_yaml::Value::Mapping(_) => {
+        serde_yaml_ng::Value::Mapping(_) => {
             let config: Config =
-                serde_yaml::from_value(config).map_err(AgentInstantiationError::Yaml)?;
+                serde_yaml_ng::from_value(config).map_err(AgentInstantiationError::Yaml)?;
 
             config
                 .validate()

src/agent/provider/openai/mod.rs

@@ -20,12 +20,12 @@ pub const OPENAI_IMAGE_MODEL_GPT_IMAGE_1_DOT_5: &str = "gpt-image-1.5";
 
 pub fn create_controller_from_yaml_value_config(
     agent_id: &str,
-    config: serde_yaml::Value,
+    config: serde_yaml_ng::Value,
 ) -> AgentInstantiationResult<ControllerType> {
     let config = match &config {
-        serde_yaml::Value::Mapping(_) => {
+        serde_yaml_ng::Value::Mapping(_) => {
             let config: Config =
-                serde_yaml::from_value(config).map_err(AgentInstantiationError::Yaml)?;
+                serde_yaml_ng::from_value(config).map_err(AgentInstantiationError::Yaml)?;
 
             config
                 .validate()

src/agent/provider/openai_compat/mod.rs

@@ -26,12 +26,12 @@ use super::controller::ControllerType;
 
 pub fn create_controller_from_yaml_value_config(
     agent_id: &str,
-    config: serde_yaml::Value,
+    config: serde_yaml_ng::Value,
 ) -> AgentInstantiationResult<ControllerType> {
     let config = match &config {
-        serde_yaml::Value::Mapping(_) => {
+        serde_yaml_ng::Value::Mapping(_) => {
             let config: Config =
-                serde_yaml::from_value(config).map_err(AgentInstantiationError::Yaml)?;
+                serde_yaml_ng::from_value(config).map_err(AgentInstantiationError::Yaml)?;
 
             config
                 .validate()

src/bot/load_config.rs

@@ -21,7 +21,7 @@ pub fn load() -> anyhow::Result<Config> {
     }
 
     let config_str = std::fs::read_to_string(config_file_path)?;
-    let mut config: Config = serde_yaml::from_str(&config_str)?;
+    let mut config: Config = serde_yaml_ng::from_str(&config_str)?;
 
     // Allow environment variables to override some configuration keys
     for (key, value) in env::vars() {

src/controller/agent/create/mod.rs

@@ -15,7 +15,7 @@ use crate::{Bot, entity::MessageContext};
 
 struct ParsedAgentConfig {
     agent: AgentInstance,
-    config: serde_yaml::Value,
+    config: serde_yaml_ng::Value,
 }
 
 pub async fn handle_room_local(
@@ -250,7 +250,7 @@ async fn send_guide(
     provider: &AgentProvider,
 ) -> anyhow::Result<()> {
     let sample_config = crate::agent::default_config_for_provider(provider);
-    let sample_config_pretty_yaml = serde_yaml::to_string(&sample_config)?;
+    let sample_config_pretty_yaml = serde_yaml_ng::to_string(&sample_config)?;
 
     bot.messaging()
         .send_text_markdown_no_fail(
@@ -263,7 +263,7 @@ async fn send_guide(
     Ok(())
 }
 
-fn parse_from_message_to_yaml_value(text: &str) -> Result<serde_yaml::Value, String> {
+fn parse_from_message_to_yaml_value(text: &str) -> Result<serde_yaml_ng::Value, String> {
     let mut text = text.trim();
 
     if text.starts_with("```") {
@@ -274,10 +274,10 @@ fn parse_from_message_to_yaml_value(text: &str) -> Result<serde_yaml::Value, Str
         text = text.trim_end_matches("```");
     }
 
-    let config: serde_yaml::Value = serde_yaml::from_str(text).map_err(|e| e.to_string())?;
+    let config: serde_yaml_ng::Value = serde_yaml_ng::from_str(text).map_err(|e| e.to_string())?;
 
     match config {
-        serde_yaml::Value::Mapping(_) => {}
+        serde_yaml_ng::Value::Mapping(_) => {}
         _ => {
             return Err("Not a valid YAML hashmap".to_owned());
         }

src/controller/agent/create/tests.rs

@@ -2,12 +2,12 @@
 fn agent_config_parsing_works() {
     struct TestCase {
         input: String,
-        expected: Option<serde_yaml::Value>,
+        expected: Option<serde_yaml_ng::Value>,
     }
 
     let provider = crate::agent::AgentProvider::OpenAI;
     let sample_config = crate::agent::default_config_for_provider(&provider);
-    let sample_config_pretty_yaml = serde_yaml::to_string(&sample_config).unwrap();
+    let sample_config_pretty_yaml = serde_yaml_ng::to_string(&sample_config).unwrap();
 
     let test_cases = vec![
         // Invalid input

src/controller/agent/details/mod.rs

@@ -64,7 +64,7 @@ pub async fn handle(
         PublicIdentifier::Static(_) => {}
     };
 
-    let config_yaml_pretty = serde_yaml::to_string(&agent.definition().config)?;
+    let config_yaml_pretty = serde_yaml_ng::to_string(&agent.definition().config)?;
 
     bot.messaging()
         .send_text_markdown_no_fail(