Cleaned up dashboard title and summaries (#45)

# *Cleaned up dashboard title and summaries*

## ♻️ Current situation & Problem
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ensure that all non-trivial PRs are first tracked and discussed in an
existing GitHub issue or discussion.*


## ⚙️ Release Notes 
*Add a bullet point list summary of the feature and possible migration
guides if this is a breaking change so this section can be added to the
release notes.*
*Include code snippets that provide examples of the feature implemented
or links to the documentation if it appends or changes the public
interface.*
- Cleaned up visualizations dashboard title
- Made data summaries more readable


## 📚 Documentation
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Guide](https://github.com/StanfordSpezi/.github/blob/main/DOCUMENTATIONGUIDE.md).*
*You can use this section to describe your solution, but we encourage
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## ✅ Testing
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*This section describes important information about the tests and why
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of
Conduct](https://github.com/CS342/.github/blob/main/CODE_OF_CONDUCT.md)
and [Contributing
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Co-authored-by: Merve Cerit <[email protected]>

Author: Priyankas007

NeutroFeverGuard/HKVisualization.swift

@@ -93,7 +93,7 @@ struct HKVisualization: View {
 
         return NavigationStack {
             vizList
-            .navigationTitle("HKVIZ_NAVIGATION_TITLE")
+            .navigationTitle("Dashboard")
             .onAppear {
                 // Ensure that data up-to-date when the view is activated.
                 self.readAllHKData(ensureUpdate: true)

NeutroFeverGuard/HKVisualizationItem.swift

@@ -45,16 +45,16 @@ struct HKVisualizationItem: View {
         // Helper text to show data when clicked.
         if let elm = selectedElement, elm.sumValue == 0 {
             let details = (
-                String(localized: "HKVIZ_SUMMARY: ", locale: locale) +
+                String(localized: "Summary: ", locale: locale) +
                 String(elm.date.formatted(.dateTime.year().month().day())) +
                 ":\n" +
-                String(localized: "HKVIZ_AVERAGE_STRING: ", locale: locale) +
+                String(localized: "Average: ", locale: locale) +
                 String(round(elm.avgValue * 10) / 10) +
                 ", " +
-                String(localized: "HKVIZ_MAX_STRING: ", locale: locale) +
+                String(localized: "Max Value: ", locale: locale) +
                 String(Int(round(elm.maxValue))) +
                 ", " +
-                String(localized: "HKVIZ_MIN_STRING: ", locale: locale) +
+                String(localized: "Min Value: ", locale: locale) +
                 String(Int(round(elm.minValue)))
             )
             Text(details)

NeutroFeverGuard/HomeView.swift

@@ -31,7 +31,7 @@ struct HomeView: View {
     var body: some View {
         TabView(selection: $selectedTab) {
             // Dashboard tab (HKVisualization)
-            Tab("Dashboard", systemImage: "plus.app.fill", value: .dashboard) {
+            Tab("Dashboard", systemImage: "heart.circle", value: .dashboard) {
                 HKVisualization(presentingAccount: $presentingAccount)
             }
             .customizationID("home.visualization")