build: Make libgcal a static library

This avoids us building everything twice.

src/gcal-application.c

@@ -26,6 +26,7 @@
 #include "gcal-context-private.h"
 #include "gcal-debug.h"
 #include "gcal-log.h"
+#include "gcal-resources.h"
 #include "gcal-shell-search-provider.h"
 #include "gcal-window.h"
 
@@ -606,6 +607,8 @@ gcal_application_init (GcalApplication *self)
 {
   GcalManager *manager;
 
+  g_resources_register (calendar_get_resource ());
+
   g_application_add_main_option_entries (G_APPLICATION (self), gcal_application_goptions);
 
   self->context = gcal_context_new ();

src/meson.build

@@ -129,7 +129,7 @@ calendar_incs += contrib_incs
 # Private library #
 ###################
 
-libgcal = shared_library(
+libgcal = static_library(
                'gcal-private',
               sources: sources,
   include_directories: calendar_incs,
@@ -150,9 +150,9 @@ libgcal_dep = declare_dependency(
 
 executable(
   meson.project_name(),
-       sources + files('main.c'),
+       files('main.c'),
    include_directories: calendar_incs,
-          dependencies: gcal_deps,
+          dependencies: libgcal_dep,
                install: true,
            install_dir: calendar_bindir
 )