Add single image display.

README.md

@@ -174,7 +174,25 @@ This always renders as a table. It includes an "Open Location" link above the ta
 
 Clicking a thumbnail opens a lightbox viewer. Thumbnails are generated and cached via the plugin endpoint.
 
-### 4) Open a local path/folder (best-effort)
+### 4) Single image with caption (imagebox)
+
+```
+{{image>/Scape/photos/picture.jpg|This is the caption}}
+{{image>/Scape/photos/picture.jpg?400|Resized to 400px width}}
+{{image>/Scape/photos/picture.jpg?400x300|Fixed dimensions}}
+{{image>/Scape/photos/picture.jpg?left|Float left}}
+{{image>/Scape/photos/picture.jpg?400&center|Resized and centered}}
+```
+
+Renders a Wikipedia-style image box with optional caption. Parameters after `?` are separated by `&`:
+
+- Size: `?200` (width) or `?200x150` (width × height)
+- Alignment: `?left`, `?right` (default), or `?center`
+- Combined: `?400&left` or `?400x300&center`
+
+The image links to the full-size version when clicked.
+
+### 5) Open a local path/folder (best-effort)
 
 ```
 {{open>/Scape/projects|Open projects folder}}
@@ -186,7 +204,7 @@ Behaviour:
 - Prefer calling the configured local client service (open_service_url).
 - Fall back to opening a file:// URL in a new tab (often blocked by browsers).
 
-### 5) Scratchpads (shared, file-backed, no page revisions)
+### 6) Scratchpads (shared, file-backed, no page revisions)
 
 ```
 {{scratchpad>start}}
@@ -221,6 +239,17 @@ Additionally for `{{files>...}}`:
 | tableheader | 0\|1 | Render table header row. |
 
 
+## Admin settings
+
+The admin settings page includes a **default_tablecolumns** option that lets you specify which columns are displayed by default in table-style listings. This is a comma-separated list of column names:
+
+- `name` – File/folder name (always shown)
+- `size` – File size
+- `date` – Last modified date
+
+Example: `name,size,date` shows all columns by default.
+
+
 ## Credits / upstream
 
 luxtools is a fork of the [DokuWiki Filelist plugin](https://www.dokuwiki.org/plugin:filelist).