feat: add chat modes and interrupt feature (#46)

### Explanation

_No response_

### Issue

Closes #40

### Attestations

- [ ] I have read and agree to the [Code of Conduct](https://docs.nhcarrigan.com/community/coc/)
- [ ] 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: #46
Co-authored-by: Naomi Carrigan <commits@nhcarrigan.com>
Co-committed-by: Naomi Carrigan <commits@nhcarrigan.com>

src/lib/tauri.ts

@@ -21,6 +21,11 @@ interface StateChangePayload {
 
 let hasConnectedThisSession = false;
 let unlisteners: Array<() => void> = [];
+let skipNextGreeting = false;
+
+export function setSkipNextGreeting(skip: boolean) {
+  skipNextGreeting = skip;
+}
 
 function getTimeOfDay(): string {
   const hour = new Date().getHours();
@@ -42,6 +47,12 @@ function generateGreetingPrompt(): string {
 }
 
 async function sendGreeting() {
+  // Check if we should skip this greeting
+  if (skipNextGreeting) {
+    skipNextGreeting = false; // Reset the flag
+    return;
+  }
+
   const config = configStore.getConfig();
 
   if (!config.greeting_enabled) {
@@ -100,8 +111,16 @@ export async function initializeTauriListeners() {
         await sendGreeting();
       }
     } else if (status === "disconnected") {
-      hasConnectedThisSession = false;
-      claudeStore.addLine("system", "Disconnected from Claude Code");
+      // Only reset session flag if we're not about to reconnect
+      if (!skipNextGreeting) {
+        hasConnectedThisSession = false;
+      }
+
+      // Don't add system message if we're about to reconnect
+      if (!skipNextGreeting) {
+        claudeStore.addLine("system", "Disconnected from Claude Code");
+      }
+
       characterState.setState("idle");
     } else if (status === "error") {
       hasConnectedThisSession = false;