Replace compaction notifications with system notifications (#5218)

crates/goose/src/providers/formats/anthropic.rs

@@ -90,7 +90,7 @@ pub fn format_messages(messages: &[Message]) -> Vec<Value> {
                 MessageContent::ToolConfirmationRequest(_tool_confirmation_request) => {
                     // Skip tool confirmation requests
                 }
-                MessageContent::ConversationCompacted(_) => {
+                MessageContent::SystemNotification(_) => {
                     // Skip
                 }
                 MessageContent::Thinking(thinking) => {

crates/goose/src/providers/formats/bedrock.rs

@@ -48,8 +48,8 @@ pub fn to_bedrock_message_content(content: &MessageContent) -> Result<bedrock::C
             // Redacted thinking blocks are not supported in Bedrock - skip
             bedrock::ContentBlock::Text("".to_string())
         }
-        MessageContent::ConversationCompacted(_) => {
-            bail!("SummarizationRequested should not get passed to the provider")
+        MessageContent::SystemNotification(_) => {
+            bail!("SystemNotification should not get passed to the provider")
         }
         MessageContent::ToolRequest(tool_req) => {
             let tool_use_id = tool_req.id.to_string();

crates/goose/src/providers/formats/databricks.rs

@@ -128,7 +128,7 @@ fn format_messages(messages: &[Message], image_format: &ImageFormat) -> Vec<Data
                         }
                     }
                 }
-                MessageContent::ConversationCompacted(_) => {
+                MessageContent::SystemNotification(_) => {
                     continue;
                 }
                 MessageContent::ToolResponse(response) => {

crates/goose/src/providers/formats/openai.rs

@@ -96,7 +96,7 @@ pub fn format_messages(messages: &[Message], image_format: &ImageFormat) -> Vec<
                     // Redacted thinking blocks are not directly used in OpenAI format
                     continue;
                 }
-                MessageContent::ConversationCompacted(_) => {
+                MessageContent::SystemNotification(_) => {
                     continue;
                 }
                 MessageContent::ToolRequest(request) => match &request.tool_call {

crates/goose/src/providers/formats/snowflake.rs

@@ -53,7 +53,7 @@ pub fn format_messages(messages: &[Message]) -> Vec<Value> {
                 MessageContent::ToolConfirmationRequest(_) => {
                     // Skip tool confirmation requests
                 }
-                MessageContent::ConversationCompacted(_) => {
+                MessageContent::SystemNotification(_) => {
                     // Skip
                 }
                 MessageContent::Thinking(_thinking) => {