Fixed: extensions can be searched with ".foo" in addition to "ext:foo"

src/search/query.ts

@@ -46,6 +46,15 @@ export class Query {
     }
     this.query = parsed
 
+    // Extract keywords starting with a dot...
+    const ext = this.query.text
+      .filter(o => o.startsWith('.'))
+      .map(o => o.slice(1))
+    // add them to the ext field...
+    this.query.ext = [...new Set([...ext, ...(this.query.ext ?? [])])]
+    // and remove them from the text field
+    this.query.text = this.query.text.filter(o => !o.startsWith('.'))
+
     // Get strings in quotes, and remove the quotes
     this.#inQuotes =
       text.match(/"([^"]+)"/g)?.map(o => o.replace(/"/g, '')) ?? []