Add session permission updates

lib/opencode/client.rb

@@ -144,6 +144,10 @@ module Opencode
       execute(request)
     end
 
+    def update_session(session_id, permissions:)
+      patch("/session/#{session_id}", { permission: permissions })
+    end
+
     def children(session_id)
       uri = build_uri("/session/#{session_id}/children")
       request = Net::HTTP::Get.new(uri)
@@ -434,6 +438,13 @@ module Opencode
       execute(request)
     end
 
+    def patch(path, body)
+      uri = build_uri(path)
+      request = Net::HTTP::Patch.new(uri)
+      request.body = body.to_json
+      execute(request)
+    end
+
     def build_uri(path, scoped: true)
       uri = @uri.dup
       uri.path = path

lib/opencode/version.rb

@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Opencode
-  VERSION = "0.0.1.alpha2"
+  VERSION = "0.0.1.alpha3"
 end