landscape,interface: use new %kiln base-hash scry

pkg/interface/src/logic/api/local.ts

@@ -3,7 +3,7 @@ import BaseApi from './base';
 
 export default class LocalApi extends BaseApi<StoreState> {
   getBaseHash() {
-    this.scry<string>('file-server', '/clay/base/hash').then((baseHash) => {
+    this.scry<string>('hood', '/kiln/base-hash').then((baseHash) => {
       this.store.handleEvent({ data: { baseHash } });
     });
   }

pkg/landscape/app/file-server.hoon

@@ -331,14 +331,7 @@
   ==
 ::
 ++  on-leave  on-leave:def
-++  on-peek
-  |=  =path
-  ^-  (unit (unit cage))
-  ?+  path  (on-peek:def path)
-      [%x %clay %base %hash ~]
-    =/  versions  (base-hash:version [our now]:bowl)
-    ``hash+!>(?~(versions 0v0 (end [0 25] i.versions)))
-  ==
+++  on-peek   on-peek:def
 ++  on-agent  on-agent:def
 ++  on-fail   on-fail:def
 --

pkg/landscape/lib/version.hoon

@@ -1,18 +0,0 @@
-|%
-++  base-hash
-  |=  [our=@p now=@da]
-  ^-  (list @uv)
-  =+  .^  ota=(unit [=ship =desk =aeon:clay])
-          %gx  /(scot %p our)/hood/(scot %da now)/kiln/ota/noun
-      ==
-  ?~  ota
-    ~
-  =/  parent  (scot %p ship.u.ota)
-  =/  takos
-    .^  (list tako:clay)  %cs
-        /(scot %p our)/home/(scot %da now)/base/[parent]/[desk.u.ota]
-    ==
-  %+  turn  takos
-  |=  =tako:clay
-  .^(@uv %cs /(scot %p our)/home/(scot %da now)/hash/(scot %uv tako))
---