feat(shell): Standardize pager to 'cat' for shell execution by model (#13878)

packages/core/src/services/shellExecutionService.ts

@@ -221,6 +221,7 @@ export class ShellExecutionService {
           GEMINI_CLI: '1',
           TERM: 'xterm-256color',
           PAGER: 'cat',
+          GIT_PAGER: 'cat',
         },
       });
 
@@ -434,6 +435,7 @@ export class ShellExecutionService {
           GEMINI_CLI: '1',
           TERM: 'xterm-256color',
           PAGER: shellExecutionConfig.pager ?? 'cat',
+          GIT_PAGER: shellExecutionConfig.pager ?? 'cat',
         },
         handleFlowControl: true,
       });

packages/core/src/tools/shell.test.ts

@@ -222,7 +222,7 @@ describe('ShellTool', () => {
         expect.any(Function),
         expect.any(AbortSignal),
         false,
-        {},
+        { pager: 'cat' },
       );
       expect(result.llmContent).toContain('Background PIDs: 54322');
       // The file should be deleted by the tool
@@ -247,7 +247,7 @@ describe('ShellTool', () => {
         expect.any(Function),
         expect.any(AbortSignal),
         false,
-        {},
+        { pager: 'cat' },
       );
     });
 
@@ -268,7 +268,7 @@ describe('ShellTool', () => {
         expect.any(Function),
         expect.any(AbortSignal),
         false,
-        {},
+        { pager: 'cat' },
       );
     });
 
@@ -295,7 +295,7 @@ describe('ShellTool', () => {
           expect.any(Function),
           expect.any(AbortSignal),
           false,
-          {},
+          { pager: 'cat' },
         );
       },
       20000,

packages/core/src/tools/shell.ts

@@ -241,7 +241,7 @@ export class ShellToolInvocation extends BaseToolInvocation<
           },
           combinedController.signal,
           this.config.getEnableInteractiveShell(),
-          shellExecutionConfig ?? {},
+          { ...shellExecutionConfig, pager: 'cat' },
         );
 
       if (pid && setPidCallback) {