fix(gui): resolve TypeScript errors in context modules (#304)

- NotebookContext.tsx: Fix TS2345 by correcting type cast in parseNotebookFile
- ActivityIndicatorContext.tsx: Remove unused taskId variables (TS6133)
- AutoUpdateContext.tsx: Remove unused checkFirstLaunchAfterUpdate function (TS6133)
- ChannelsContext.tsx: Remove unused SetStoreFunction import (TS6133)
- ChatEditingContext.tsx: Remove unused produce import (TS6133)
- ContextServerContext.tsx: Remove unused createEffect import (TS6133)

Part of AGENT8 orchestrated GUI analysis.

Co-authored-by: Droid Agent <droid@factory.ai>

Author: echobt

cortex-gui/src/context/ActivityIndicatorContext.tsx

@@ -370,7 +370,7 @@ export const ActivityIndicatorProvider: ParentComponent = (props) => {
   // Event handler references for cleanup
   const handleLspProgress = (e: CustomEvent) => {
     const { serverId, token, title, message, percentage, done } = e.detail;
-    const taskId = `lsp_${serverId}_${token}`;
+    // taskId reserved for future use or logging: `lsp_${serverId}_${token}`
 
     if (done) {
       // Find and complete the task
@@ -403,7 +403,7 @@ export const ActivityIndicatorProvider: ParentComponent = (props) => {
   // Handle Git operation events
   const handleGitOperation = (e: CustomEvent) => {
     const { operation, status, message, error } = e.detail;
-    const taskId = `git_${operation}_${Date.now()}`;
+    // taskId reserved for future use or logging: `git_${operation}_${Date.now()}`
 
     if (status === "start") {
       createTask({
@@ -480,7 +480,7 @@ export const ActivityIndicatorProvider: ParentComponent = (props) => {
   // Handle auto-update events
   const handleAutoUpdateEvent = (e: CustomEvent) => {
     const { status, progress, version, error } = e.detail;
-    const taskId = "auto_update";
+    // taskId reserved for future use or logging: "auto_update"
 
     if (status === "checking") {
       createTask({

cortex-gui/src/context/AutoUpdateContext.tsx

@@ -403,18 +403,6 @@ export function AutoUpdateProvider(props: ParentProps) {
     }
   };
 
-  // Check if we should show release notes on first launch after update
-  const checkFirstLaunchAfterUpdate = () => {
-    const currentVersion = state.currentVersion;
-    const lastShown = state.lastShownVersion;
-    
-    // If current version is different from last shown, show release notes
-    if (currentVersion && currentVersion !== "0.0.0" && currentVersion !== lastShown) {
-      fetchReleaseNotes(currentVersion);
-      setState("showingReleaseNotes", true);
-    }
-  };
-
   // Helpers
   const isUpdateAvailable = () => {
     return state.status.type === "UpdateAvailable";

cortex-gui/src/context/ChannelsContext.tsx

@@ -1,5 +1,5 @@
 import { createContext, useContext, ParentProps, onCleanup, createEffect, onMount } from "solid-js";
-import { createStore, produce, SetStoreFunction } from "solid-js/store";
+import { createStore, produce } from "solid-js/store";
 import { useCollab } from "./CollabContext";
 
 // ============================================================================

cortex-gui/src/context/ChatEditingContext.tsx

@@ -1,5 +1,5 @@
 import { createContext, useContext, ParentProps, batch } from "solid-js";
-import { createStore, produce } from "solid-js/store";
+import { createStore } from "solid-js/store";
 import { fsWriteFile } from "../utils/tauri-api";
 
 export type ChangeStatus = "pending" | "accepted" | "rejected";

cortex-gui/src/context/ContextServerContext.tsx

@@ -5,7 +5,7 @@
  * external context providers like databases, APIs, and documentation sources.
  */
 
-import { createContext, useContext, ParentProps, onMount, onCleanup, createEffect } from "solid-js";
+import { createContext, useContext, ParentProps, onMount, onCleanup } from "solid-js";
 import { createStore } from "solid-js/store";
 import { invoke } from "@tauri-apps/api/core";
 import { listen, UnlistenFn } from "@tauri-apps/api/event";

cortex-gui/src/context/NotebookContext.tsx

@@ -263,7 +263,7 @@ function parseNotebookFile(content: string): JupyterNotebook {
       : (cell.source as string) || "";
 
     const outputs: CellOutput[] = Array.isArray(cell.outputs) 
-      ? (cell.outputs as CellOutput[]).map(normalizeOutput)
+      ? (cell.outputs as Record<string, unknown>[]).map(normalizeOutput)
       : [];
 
     return {