feat: add FormPickerModal for quick form selection

FuzzySuggestModal that lets users pick a form by name with fuzzy search.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/ui/form-picker-modal.ts

@@ -0,0 +1,33 @@
+import { App, FuzzySuggestModal } from 'obsidian';
+import { FormDefinition } from '../types';
+
+/**
+ * A fuzzy search modal for selecting a form from the available definitions.
+ */
+export class FormPickerModal extends FuzzySuggestModal<FormDefinition> {
+  private forms: FormDefinition[];
+  private onChoose: (form: FormDefinition) => void;
+
+  constructor(
+    app: App,
+    forms: FormDefinition[],
+    onChoose: (form: FormDefinition) => void,
+  ) {
+    super(app);
+    this.forms = forms;
+    this.onChoose = onChoose;
+    this.setPlaceholder('Pick a form...');
+  }
+
+  getItems(): FormDefinition[] {
+    return this.forms;
+  }
+
+  getItemText(item: FormDefinition): string {
+    return item.name;
+  }
+
+  onChooseItem(item: FormDefinition): void {
+    this.onChoose(item);
+  }
+}