feat: add ability to run multiple agents via tabbed views (#47)

### Explanation

_No response_

### Issue

Closes #30 Closes #41

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- [ ] I have read and agree to the [Community Guidelines](https://docs.nhcarrigan.com/community/guide/).
- [ ] My contribution complies with the [Contributor Covenant](https://docs.nhcarrigan.com/dev/covenant/).

### Dependencies

- [ ] I have pinned the dependencies to a specific patch version.

### Style

- [ ] I have run the linter and resolved any errors.
- [ ] My pull request uses an appropriate title, matching the conventional commit standards.
- [ ] My scope of feat/fix/chore/etc. correctly matches the nature of changes in my pull request.

### Tests

- [ ] My contribution adds new code, and I have added tests to cover it.
- [ ] My contribution modifies existing code, and I have updated the tests to reflect these changes.
- [ ] All new and existing tests pass locally with my changes.
- [ ] Code coverage remains at or above the configured threshold.

### Documentation

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### Versioning

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Reviewed-on: #47
Co-authored-by: Naomi Carrigan <commits@nhcarrigan.com>
Co-committed-by: Naomi Carrigan <commits@nhcarrigan.com>

src/lib/components/PermissionModal.svelte

@@ -1,5 +1,6 @@
 <script lang="ts">
   import { invoke } from "@tauri-apps/api/core";
+  import { get } from "svelte/store";
   import { claudeStore, hasPermissionPending } from "$lib/stores/claude";
   import { characterState } from "$lib/stores/character";
   import type { PermissionRequest } from "$lib/types/messages";
@@ -45,12 +46,18 @@
 
       // Stop current session and reconnect with new permissions
       try {
-        await invoke("stop_claude");
+        const conversationId = get(claudeStore.activeConversationId);
+        if (!conversationId) {
+          throw new Error("No active conversation");
+        }
+
+        await invoke("stop_claude", { conversationId });
 
         // Small delay to ensure clean shutdown
         await new Promise((resolve) => setTimeout(resolve, 500));
 
         await invoke("start_claude", {
+          conversationId,
           options: {
             working_dir: workingDirectory || "/home/naomi",
             allowed_tools: newGrantedTools,
@@ -72,7 +79,10 @@ ${JSON.stringify(toolInput, null, 2)}
 
 Please continue where we left off and retry that action now that you have permission.`;
 
-          await invoke("send_prompt", { message: contextMessage });
+          await invoke("send_prompt", {
+            conversationId,
+            message: contextMessage,
+          });
         }
       } catch (error) {
         console.error("Failed to reconnect:", error);