Add docs work work pool baseJobTemplate

PrefectDeployment.md

@@ -538,6 +538,14 @@ ValueFrom is a reference to a secret containing the API key
 spec.nodeName, spec.serviceAccountName, status.hostIP, status.podIP, status.podIPs.<br/>
         </td>
         <td>false</td>
+      </tr><tr>
+        <td><b><a href="#prefectdeploymentspecserverapikeyvaluefromfilekeyref">fileKeyRef</a></b></td>
+        <td>object</td>
+        <td>
+          FileKeyRef selects a key of the env file.
+Requires the EnvFiles feature gate to be enabled.<br/>
+        </td>
+        <td>false</td>
       </tr><tr>
         <td><b><a href="#prefectdeploymentspecserverapikeyvaluefromresourcefieldref">resourceFieldRef</a></b></td>
         <td>object</td>
@@ -639,6 +647,66 @@ spec.nodeName, spec.serviceAccountName, status.hostIP, status.podIP, status.podI
 </table>
 
 
+### PrefectDeployment.spec.server.apiKey.valueFrom.fileKeyRef
+<sup><sup>[↩ Parent](#prefectdeploymentspecserverapikeyvaluefrom)</sup></sup>
+
+
+
+FileKeyRef selects a key of the env file.
+Requires the EnvFiles feature gate to be enabled.
+
+<table>
+    <thead>
+        <tr>
+            <th>Name</th>
+            <th>Type</th>
+            <th>Description</th>
+            <th>Required</th>
+        </tr>
+    </thead>
+    <tbody><tr>
+        <td><b>key</b></td>
+        <td>string</td>
+        <td>
+          The key within the env file. An invalid key will prevent the pod from starting.
+The keys defined within a source may consist of any printable ASCII characters except '='.
+During Alpha stage of the EnvFiles feature gate, the key size is limited to 128 characters.<br/>
+        </td>
+        <td>true</td>
+      </tr><tr>
+        <td><b>path</b></td>
+        <td>string</td>
+        <td>
+          The path within the volume from which to select the file.
+Must be relative and may not contain the '..' path or start with '..'.<br/>
+        </td>
+        <td>true</td>
+      </tr><tr>
+        <td><b>volumeName</b></td>
+        <td>string</td>
+        <td>
+          The name of the volume mount containing the env file.<br/>
+        </td>
+        <td>true</td>
+      </tr><tr>
+        <td><b>optional</b></td>
+        <td>boolean</td>
+        <td>
+          Specify whether the file or its key must be defined. If the file or key
+does not exist, then the env var is not published.
+If optional is set to true and the specified key does not exist,
+the environment variable will not be set in the Pod's containers.
+
+If optional is set to false and the specified key does not exist,
+an error will be returned during Pod creation.<br/>
+          <br/>
+            <i>Default</i>: false<br/>
+        </td>
+        <td>false</td>
+      </tr></tbody>
+</table>
+
+
 ### PrefectDeployment.spec.server.apiKey.valueFrom.resourceFieldRef
 <sup><sup>[↩ Parent](#prefectdeploymentspecserverapikeyvaluefrom)</sup></sup>