refactor: rename source files

meson.build

@@ -35,7 +35,8 @@ wayland_targets=[]
 
 wl_protocols = [
     wl_protocol_dir / 'staging/ext-session-lock/ext-session-lock-v1',
-    'protocols/wlr-foreign-toplevel-management-unstable-v1'
+    'protocols/wlr-foreign-toplevel-management-unstable-v1',
+    'protocols/virtual-keyboard-unstable-v1'
 ]
 
 foreach proto : wl_protocols
@@ -60,9 +61,9 @@ dm_src = [
     'src/background.c',
     'src/shell.c',
     'src/foreign.c',
-    'src/session.c',
+    'src/session-lock.c',
     'src/wayland.c',
-    'src/dm.c',
+    'src/session.c',
     wayland_targets]
 
 executable(