chore(coding-agent): update share viewer url

packages/coding-agent/CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## [Unreleased]
 
+### Changed
+
+- Share URLs now use pi.dev by default while shittycodingagent.ai and buildwithpi.ai continue to work.
+
 ## [0.51.3] - 2026-02-03
 
 ### New Features

packages/coding-agent/src/cli/args.ts

@@ -288,7 +288,7 @@ ${chalk.bold("Environment Variables:")}
   AWS_REGION                       - AWS region for Amazon Bedrock (e.g., us-east-1)
   ${ENV_AGENT_DIR.padEnd(32)} - Session storage directory (default: ~/${CONFIG_DIR_NAME}/agent)
   PI_PACKAGE_DIR                   - Override package directory (for Nix/Guix store paths)
-  PI_SHARE_VIEWER_URL              - Base URL for /share command (default: https://buildwithpi.ai/session/)
+  PI_SHARE_VIEWER_URL              - Base URL for /share command (default: https://pi.dev/session/)
   PI_AI_ANTIGRAVITY_VERSION        - Override Antigravity User-Agent version (e.g., 1.23.0)
 
 ${chalk.bold("Available Tools (default: read, bash, edit, write):")}

packages/coding-agent/src/config.ts

@@ -171,7 +171,7 @@ export const VERSION: string = pkg.version;
 // e.g., PI_CODING_AGENT_DIR or TAU_CODING_AGENT_DIR
 export const ENV_AGENT_DIR = `${APP_NAME.toUpperCase()}_CODING_AGENT_DIR`;
 
-const DEFAULT_SHARE_VIEWER_URL = "https://buildwithpi.ai/session/";
+const DEFAULT_SHARE_VIEWER_URL = "https://pi.dev/session/";
 
 /** Get the share viewer URL for a gist ID */
 export function getShareViewerUrl(gistId: string): string {