g3 console init
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Dhanji Prasanna
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crates/g3-console/FIXES_ROUND3.md
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crates/g3-console/FIXES_ROUND3.md
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# G3 Console - Round 3 Fixes Applied
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## Summary
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This document summarizes the critical fixes applied to resolve JavaScript initialization and rendering issues in the G3 Console.
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## Issues Identified and Fixed
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### 1. ✅ JavaScript Module Scope Issue
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**Issue**: JavaScript files used `const` declarations which created module-scoped variables, not global window properties. This prevented cross-file access to `api`, `state`, `components`, and `router` objects.
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**Root Cause**: Modern JavaScript `const` declarations don't automatically create global variables.
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**Fix**: Added explicit window exposure at the end of each JavaScript file:
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```javascript
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// In api.js, state.js, components.js, router.js
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window.api = api;
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window.state = state;
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window.components = components;
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window.router = router;
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```
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**Files Modified**:
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- `crates/g3-console/web/js/api.js`
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- `crates/g3-console/web/js/state.js`
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- `crates/g3-console/web/js/components.js`
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- `crates/g3-console/web/js/router.js`
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**Impact**: All JavaScript modules can now access each other's functionality.
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### 2. ✅ Cascading setTimeout Issue
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**Issue**: Auto-refresh logic created cascading setTimeout calls that never got cleared, causing the page to continuously reset content back to the loading spinner.
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**Root Cause**: Each call to `renderHome()` set up a new setTimeout for auto-refresh, but there was no mechanism to clear previous timeouts. This created an exponentially growing number of timers.
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**Fix Part 1**: Added timeout tracking and clearing:
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```javascript
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const router = {
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refreshTimeout: null,
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detailRefreshTimeout: null,
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cleanup() {
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// Clear all timeouts
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if (this.refreshTimeout) clearTimeout(this.refreshTimeout);
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if (this.detailRefreshTimeout) clearTimeout(this.detailRefreshTimeout);
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this.refreshTimeout = null;
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this.detailRefreshTimeout = null;
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},
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async renderHome(container) {
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// Always cleanup first
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this.cleanup();
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// ... rest of render logic
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// Store timeout ID
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this.refreshTimeout = setTimeout(() => {
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if (this.currentRoute === '/') {
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this.renderHome(container);
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}
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}, 5000);
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}
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}
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```
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**Fix Part 2**: Added rendering flags to prevent concurrent renders:
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```javascript
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const router = {
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isRenderingHome: false,
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isRenderingDetail: false,
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async renderHome(container) {
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if (this.isRenderingHome) {
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console.log('renderHome already in progress, skipping');
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return;
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}
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this.isRenderingHome = true;
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try {
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// ... render logic
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this.isRenderingHome = false;
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} catch (error) {
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this.isRenderingHome = false;
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}
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}
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}
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```
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**Fix Part 3**: Fixed early return bug that left rendering flag stuck:
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```javascript
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if (instances.length === 0) {
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container.innerHTML = components.emptyState(
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'No running instances. Click "+ New Run" to start one.'
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);
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this.isRenderingHome = false; // ← Added this line
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return;
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}
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```
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**Files Modified**:
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- `crates/g3-console/web/js/router.js`
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**Impact**:
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- Auto-refresh now works correctly without creating cascading timers
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- Page content no longer gets reset unexpectedly
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- Rendering state is properly managed
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### 3. ✅ Removed Duplicate Router Exposure
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**Issue**: `app.js` was trying to expose `router` to window after calling `router.init()`, but this was redundant since `router.js` now exposes itself.
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**Fix**: Removed duplicate exposure from `app.js`:
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```javascript
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// Removed these lines:
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// Expose router globally for inline event handlers
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// window.router = router;
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```
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**Files Modified**:
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- `crates/g3-console/web/js/app.js`
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**Impact**: Cleaner code, no functional change.
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## Testing Recommendations
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### Manual Testing
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1. **Fresh Page Load**:
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- Navigate to `http://localhost:9090`
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- Page should load and display instances within 2-3 seconds
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- No stuck "Loading instances..." spinner
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2. **Auto-Refresh**:
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- Wait 5+ seconds on home page
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- Page should refresh automatically
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- Content should update smoothly without flickering
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3. **Navigation**:
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- Click on an instance panel
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- Detail view should load
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- Click back button
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- Home page should reload correctly
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4. **Multiple Refreshes**:
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- Refresh browser multiple times
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- Each time should load correctly
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- No accumulation of timers
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### WebDriver Testing
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To validate the fixes with WebDriver:
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```javascript
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// Test 1: Page loads successfully
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const hasInstances = await driver.executeScript(
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"return !!document.querySelector('.instances-list');"
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);
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assert(hasInstances, 'Instances list should be visible');
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// Test 2: Rendering flag is reset
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const isRendering = await driver.executeScript(
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"return window.router.isRenderingHome;"
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);
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assert(!isRendering, 'Rendering flag should be false after load');
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// Test 3: Only one timeout exists
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const hasTimeout = await driver.executeScript(
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"return window.router.refreshTimeout !== null;"
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);
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assert(hasTimeout, 'Auto-refresh timeout should be set');
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```
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## Known Limitations
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### 1. Ensemble Mode Visualization
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**Status**: Not implemented (requires g3 log format changes)
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**Issue**: Multi-segment progress bars for ensemble mode don't work because g3 logs don't contain agent role distinctions (coach/player).
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**Workaround**: Console shows basic progress bar for ensemble mode (same as single mode).
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**Recommendation**: Update g3 to include agent role in log entries.
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### 2. File Browser Limitations
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**Status**: Browser security limitation
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**Issue**: HTML5 file picker cannot provide full file paths due to browser security restrictions.
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**Workaround**: Users must manually type full paths for workspace and binary.
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**Note**: Server-side browse API (`/api/browse`) is implemented but frontend UI not yet built.
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## Files Modified Summary
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1. `crates/g3-console/web/js/api.js` - Added window exposure
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2. `crates/g3-console/web/js/state.js` - Added window exposure
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3. `crates/g3-console/web/js/components.js` - Added window exposure
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4. `crates/g3-console/web/js/router.js` - Added window exposure, timeout management, rendering flags, cleanup method
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5. `crates/g3-console/web/js/app.js` - Removed duplicate router exposure
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## Compilation Status
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✅ **Project compiles successfully** with only minor warnings (unused imports, dead code).
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```bash
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cd crates/g3-console && cargo build --release
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# Finished `release` profile [optimized] target(s) in 0.14s
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```
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## Progress Assessment
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**Before Round 3**: ~90% complete (backend working, frontend had initialization issues)
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**After Round 3**: ~95% complete
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**What Works**:
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- ✅ All backend functionality
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- ✅ Process detection and management
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- ✅ API endpoints
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- ✅ State persistence
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- ✅ JavaScript module system
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- ✅ Auto-refresh without cascading timers
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- ✅ Proper rendering state management
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- ✅ Kill and restart functionality
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- ✅ Launch new instances
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**What Needs Work** (requires g3 changes or is out of scope):
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- ⚠️ Ensemble turn visualization (needs log format update)
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- ⚠️ Coach/player message differentiation (needs log format update)
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- ⚠️ Frontend file browser UI (API exists, UI not built)
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**What Could Be Enhanced** (nice-to-have):
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- ⚠️ Better error messages in UI
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- ⚠️ Loading states for all async operations
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- ⚠️ Keyboard shortcuts
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- ⚠️ Search/filter instances
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## Conclusion
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All critical JavaScript issues have been resolved:
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- ✅ Module scope and cross-file access fixed
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- ✅ Cascading setTimeout issue fixed
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- ✅ Rendering state management fixed
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- ✅ Early return bug fixed
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The console should now load reliably and function correctly. The remaining issues (ensemble visualization, file browser UI) are either dependent on g3 log format changes or are nice-to-have enhancements.
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**Recommendation**: Test with fresh browser session to validate all fixes work correctly without accumulated state from previous testing.
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