feat: dynamic deployment id fetching in debug mode for development

src/main.rs

@@ -111,7 +111,11 @@ async fn handle_socket(session_id: u32, websocket: WebSocket) {
     // Create the executable message first, borrow issues
     let executable_message = OutgoingMessage::Executables {
         executables: store.executable_json(),
-        build_log: if store.build_logs.is_some() { Some("/build-logs".to_string()) } else { None },
+        build_log: if store.build_logs.is_some() {
+            Some("/build-logs".to_string())
+        } else {
+            None
+        },
     };
 
     let session = store
@@ -403,12 +407,19 @@ async fn main() {
     // Check if we are deployed on Railway
     let is_railway = env::var("RAILWAY_PROJECT_ID").is_ok();
     if is_railway {
+        // In debug mode, we might not have RAILWAY_DEPLOYMENT_ID set
+        let deployment_id = if cfg!(debug_assertions) {
+            env::var("RAILWAY_DEPLOYMENT_ID").unwrap_or_else(|_| "latest".to_string())
+        } else {
+            env::var("RAILWAY_DEPLOYMENT_ID").unwrap()
+        };
+
         let build_logs_url = format!(
             "https://railway.com/project/{}/service/{}?environmentId={}&id={}#build",
             env::var("RAILWAY_PROJECT_ID").unwrap(),
             env::var("RAILWAY_SERVICE_ID").unwrap(),
             env::var("RAILWAY_ENVIRONMENT_ID").unwrap(),
-            env::var("RAILWAY_DEPLOYMENT_ID").unwrap()
+            deployment_id
         );
 
         tracing::info!("Build logs available here: {}", build_logs_url);

src/railway.rs

@@ -26,6 +26,21 @@ struct BuildLogEntry {
     timestamp: String,
 }
 
+#[derive(Debug, Deserialize)]
+struct DeploymentNode {
+    id: String,
+}
+
+#[derive(Debug, Deserialize)]
+struct DeploymentEdge {
+    node: DeploymentNode,
+}
+
+#[derive(Debug, Deserialize)]
+struct DeploymentsConnection {
+    edges: Vec<DeploymentEdge>,
+}
+
 fn strip_ansi_codes(text: &str) -> String {
     // Simple regex to remove ANSI escape sequences
     let re = regex::Regex::new(r"\x1b\[[0-9;]*[a-zA-Z]").unwrap();
@@ -50,9 +65,92 @@ fn should_stop_at_message(message: &str) -> bool {
     false
 }
 
+async fn fetch_latest_deployment_id() -> Result<String> {
+    let token = env::var("RAILWAY_TOKEN")?;
+    let service_id = env::var("RAILWAY_SERVICE_ID")?;
+    let project_id = env::var("RAILWAY_PROJECT_ID")?;
+    let environment_id = env::var("RAILWAY_ENVIRONMENT_ID")?;
+
+    let query = r#"
+        query deployments($input: DeploymentListInput!, $first: Int) {
+            deployments(input: $input, first: $first) {
+                edges {
+                    node {
+                        id
+                    }
+                }
+            }
+        }
+    "#;
+
+    let variables = serde_json::json!({
+        "input": {
+            "projectId": project_id,
+            "serviceId": service_id,
+            "environmentId": environment_id,
+            "status": {"in": ["SUCCESS", "DEPLOYING", "SLEEPING", "BUILDING"]}
+        },
+        "first": 1
+    });
+
+    let request = GraphQLRequest {
+        query: query.to_string(),
+        variables,
+    };
+
+    let client = reqwest::Client::new();
+    let response = client
+        .post("https://backboard.railway.app/graphql/v2")
+        .header("Authorization", format!("Bearer {}", token))
+        .json(&request)
+        .send()
+        .await?;
+
+    let response_text = response.text().await?;
+    let graphql_response: GraphQLResponse = serde_json::from_str(&response_text)?;
+
+    if let Some(errors) = graphql_response.errors {
+        let error_messages: Vec<String> = errors.iter().map(|e| e.message.clone()).collect();
+        return Err(anyhow::anyhow!(
+            "GraphQL errors: {}",
+            error_messages.join(", ")
+        ));
+    }
+
+    if let Some(data) = graphql_response.data {
+        if let Some(deployments_value) = data.get("deployments") {
+            if let Ok(deployments) =
+                serde_json::from_value::<DeploymentsConnection>(deployments_value.clone())
+            {
+                if let Some(first_edge) = deployments.edges.first() {
+                    return Ok(first_edge.node.id.clone());
+                }
+            }
+        }
+    }
+
+    Err(anyhow::anyhow!(
+        "No deployments found or unexpected response structure"
+    ))
+}
+
 pub async fn fetch_build_logs() -> Result<crate::models::BuildLogs> {
     let token = env::var("RAILWAY_TOKEN")?;
-    let deployment_id = env::var("RAILWAY_DEPLOYMENT_ID")?;
+
+    // Get deployment ID - in debug mode, fetch latest if not specified
+    let deployment_id = if cfg!(debug_assertions) {
+        match env::var("RAILWAY_DEPLOYMENT_ID") {
+            Ok(id) => id,
+            Err(_) => {
+                tracing::debug!(
+                    "No RAILWAY_DEPLOYMENT_ID specified in debug mode, fetching latest deployment"
+                );
+                fetch_latest_deployment_id().await?
+            }
+        }
+    } else {
+        env::var("RAILWAY_DEPLOYMENT_ID")?
+    };
 
     let query = r#"
         query buildLogs($deploymentId: String!, $endDate: DateTime, $filter: String, $limit: Int, $startDate: DateTime) {