feat: Implement session persistence for CLI chat history

.gitignore

@@ -39,3 +39,5 @@ packages/*/coverage/
 packages/cli/src/generated/
 .integration-tests/
 packages/vscode-ide-companion/*.vsix
+
+tmp_run_preflight_without_proxy.sh

packages/cli/src/config/config.test.ts

@@ -156,6 +156,10 @@ describe('loadCliConfig', () => {
     vi.resetAllMocks();
     vi.mocked(os.homedir).mockReturnValue('/mock/home/user');
     process.env.GEMINI_API_KEY = 'test-api-key'; // Ensure API key is set for tests
+    delete process.env.https_proxy;
+    delete process.env.http_proxy;
+    delete process.env.HTTPS_PROXY;
+    delete process.env.HTTP_PROXY;
   });
 
   afterEach(() => {

packages/cli/src/config/settings.ts

@@ -101,6 +101,7 @@ export interface Settings {
 
   // Add other settings here.
   ideMode?: boolean;
+  'session.persistence'?: boolean;
   memoryDiscoveryMaxDirs?: number;
 }
 

packages/cli/src/ui/App.tsx

@@ -48,7 +48,9 @@ import { HistoryItemDisplay } from './components/HistoryItemDisplay.js';
 import { ContextSummaryDisplay } from './components/ContextSummaryDisplay.js';
 import { IDEContextDetailDisplay } from './components/IDEContextDetailDisplay.js';
 import { useHistory } from './hooks/useHistoryManager.js';
+import { useSessionPersistence } from './hooks/useSessionPersistence.js';
 import process from 'node:process';
+
 import {
   getErrorMessage,
   type Config,
@@ -118,6 +120,15 @@ const App = ({ config, settings, startupWarnings = [], version }: AppProps) => {
   }, []);
 
   const { history, addItem, clearItems, loadHistory } = useHistory();
+  const sessionPersistence = settings.merged['session.persistence'];
+  const [sessionLoaded, setSessionLoaded] = useState(false);
+  const onLoadComplete = useCallback(() => setSessionLoaded(true), []);
+  useSessionPersistence({
+    sessionPersistence,
+    history,
+    loadHistory,
+    onLoadComplete,
+  });
   const {
     consoleMessages,
     handleNewMessage,
@@ -698,6 +709,7 @@ const App = ({ config, settings, startupWarnings = [], version }: AppProps) => {
     if (
       initialPrompt &&
       !initialPromptSubmitted.current &&
+      sessionLoaded &&
       !isAuthenticating &&
       !isAuthDialogOpen &&
       !isThemeDialogOpen &&
@@ -711,6 +723,7 @@ const App = ({ config, settings, startupWarnings = [], version }: AppProps) => {
   }, [
     initialPrompt,
     submitQuery,
+    sessionLoaded,
     isAuthenticating,
     isAuthDialogOpen,
     isThemeDialogOpen,
@@ -722,7 +735,7 @@ const App = ({ config, settings, startupWarnings = [], version }: AppProps) => {
   if (quittingMessages) {
     return (
       <Box flexDirection="column" marginBottom={1}>
-        {quittingMessages.map((item) => (
+        {quittingMessages.map((item: HistoryItem) => (
           <HistoryItemDisplay
             key={item.id}
             availableTerminalHeight={
@@ -776,7 +789,7 @@ const App = ({ config, settings, startupWarnings = [], version }: AppProps) => {
               )}
               {!settings.merged.hideTips && <Tips config={config} />}
             </Box>,
-            ...history.map((h) => (
+            ...history.map((h: HistoryItem) => (
               <HistoryItemDisplay
                 terminalWidth={mainAreaWidth}
                 availableTerminalHeight={staticAreaMaxItemHeight}
@@ -788,7 +801,7 @@ const App = ({ config, settings, startupWarnings = [], version }: AppProps) => {
             )),
           ]}
         >
-          {(item) => item}
+          {(item: React.ReactNode) => item}
         </Static>
         <OverflowProvider>
           <Box ref={pendingHistoryItemRef} flexDirection="column">