fix: bump VERSION constant in gen-context.js to 1.5.0

Author: manojmallick

gen-context.js

@@ -2539,7 +2539,7 @@ __factories["./src/mcp/server"] = function(module, exports) {
 
   const SERVER_INFO = {
     name: 'sigmap',
-    version: '1.4.0',
+    version: '1.5.0',
     description: 'SigMap MCP server — code signatures on demand',
   };
 
@@ -3219,7 +3219,7 @@ const path = require('path');
 const os = require('os');
 const { execSync } = require('child_process');
 
-const VERSION = '1.4.0';
+const VERSION = '1.5.0';
 const MARKER = '\n\n## Auto-generated signatures\n<!-- Updated by gen-context.js -->\n';
 
 // ---------------------------------------------------------------------------