feat: Implement core application structure with frontend styling, JavaScript, and Python backend services.

frontend/app.js

@@ -2868,11 +2868,12 @@
     _currentFilter: "",
 
     async load(vaultFilter = "") {
-      this._currentFilter = vaultFilter;
+      const v = vaultFilter || selectedContextVault || "all";
+      this._currentFilter = v;
       this.showLoading();
 
-      let url = "/api/recent";
-      if (vaultFilter) url += `?vault=${encodeURIComponent(vaultFilter)}`;
+      let url = "/api/recent?mode=opened";
+      if (v !== "all") url += `&vault=${encodeURIComponent(v)}`;
 
       try {
         const data = await api(url);
@@ -2954,7 +2955,7 @@
       title.title = file.title || file.path;
       card.appendChild(title);
 
-      // Path
+      // Path (compact)
       const pathParts = file.path.split("/");
       if (pathParts.length > 1) {
         const path = document.createElement("div");
@@ -2964,14 +2965,6 @@
         card.appendChild(path);
       }
 
-      // Preview
-      if (file.preview) {
-        const preview = document.createElement("p");
-        preview.className = "dashboard-card-preview";
-        preview.textContent = file.preview;
-        card.appendChild(preview);
-      }
-
       // Footer with time and tags
       const footer = document.createElement("div");
       footer.className = "dashboard-card-footer";
@@ -3057,12 +3050,12 @@
       const select = document.getElementById("dashboard-vault-filter");
       if (select) {
         select.addEventListener("change", () => {
-          this.load(select.value || null);
+          this.load(select.value);
         });
       }
 
       this.populateVaultFilter();
-      this.load(null);
+      this.load(selectedContextVault);
     },
   };
 
@@ -4663,8 +4656,11 @@
     // Show the dashboard widget instead of simple welcome message
     if (typeof DashboardRecentWidget !== "undefined") {
       // Re-init the widget to refresh data and populate vault filter
-      DashboardRecentWidget.populateVaultFilter();
-      DashboardRecentWidget.load(DashboardRecentWidget._currentFilter || null);
+      const dashboardVaultFilter = document.getElementById("dashboard-vault-filter");
+      if (dashboardVaultFilter) {
+        dashboardVaultFilter.value = selectedContextVault === "all" ? "" : selectedContextVault;
+      }
+      DashboardRecentWidget.load(selectedContextVault);
     }
   }