Fix TypeScript any types and remove deprecated Dexie code

- Replace Record<string, any> with Record<string, string> for query params
- Fix error handling from catch(err: any) to catch(err: unknown)
- Add EntityData interface for proper entity typing
- Update EntitySelectionEvent interface with union types
- Remove USE_DEXIE_DB conditionals and unused import
- Clean up database service calls removing Dexie fallbacks

Resolves 9 TypeScript any type warnings, improves type safety across
entity selection components, and removes deprecated database migration code.

src/components/ShowAllCard.vue

@@ -0,0 +1,66 @@
+/** * ShowAllCard.vue - Show All navigation card component * * Extracted from
+GiftedDialog.vue to handle "Show All" navigation * for both people and projects
+entity types. * * @author Matthew Raymer */
+<template>
+  <li class="cursor-pointer">
+    <router-link :to="navigationRoute" class="block text-center">
+      <font-awesome icon="circle-right" class="text-blue-500 text-5xl mb-1" />
+      <h3
+        class="text-xs text-slate-500 font-medium italic text-ellipsis whitespace-nowrap overflow-hidden"
+      >
+        Show All
+      </h3>
+    </router-link>
+  </li>
+</template>
+
+<script lang="ts">
+import { Component, Prop, Vue } from "vue-facing-decorator";
+import { RouteLocationRaw } from "vue-router";
+
+/**
+ * ShowAllCard - Displays "Show All" navigation for entity grids
+ *
+ * Features:
+ * - Provides navigation to full entity listings
+ * - Supports different routes based on entity type
+ * - Maintains context through query parameters
+ * - Consistent visual styling with other cards
+ */
+@Component
+export default class ShowAllCard extends Vue {
+  /** Type of entities being shown */
+  @Prop({ required: true })
+  entityType!: "people" | "projects";
+
+  /** Route name to navigate to */
+  @Prop({ required: true })
+  routeName!: string;
+
+  /** Query parameters to pass to the route */
+  @Prop({ default: () => ({}) })
+  queryParams!: Record<string, string>;
+
+  /**
+   * Computed navigation route with query parameters
+   */
+  get navigationRoute(): RouteLocationRaw {
+    return {
+      name: this.routeName,
+      query: this.queryParams,
+    };
+  }
+}
+</script>
+
+<style scoped>
+/* Ensure router-link styling is consistent */
+a {
+  text-decoration: none;
+}
+
+a:hover .fa-circle-right {
+  transform: scale(1.1);
+  transition: transform 0.2s ease;
+}
+</style>