feat(cli): remove mem0 version subcommand from md files and fix help --json in the Python CLI (#6773)

cli/node/src/commands/utils.ts

@@ -1,5 +1,5 @@
 /**
- * Utility commands: status, version, import.
+ * Utility commands: status, import.
  */
 
 import fs from "node:fs";
@@ -8,7 +8,6 @@ import type { Backend } from "../backend/base.js";
 import { colors, printError, printSuccess, timedStatus } from "../branding.js";
 import { formatAgentEnvelope, formatJsonEnvelope } from "../output.js";
 import { setCurrentCommand } from "../state.js";
-import { CLI_VERSION } from "../version.js";
 
 const { brand, dim, success, error: errorColor } = colors;
 
@@ -82,10 +81,6 @@ export async function cmdStatus(
 	console.log();
 }
 
-export function cmdVersion(): void {
-	console.log(`  ${brand("◆ Mem0")} CLI v${CLI_VERSION}`);
-}
-
 export async function cmdImport(
 	backend: Backend,
 	filePath: string,