From e02e49b4172c3c8c3fd56ecc4b0b54e9ffe64214 Mon Sep 17 00:00:00 2001
From: VAN BOSSUYT Nicolas <nivb@odoo.com>
Date: Sat, 4 Jan 2025 02:06:10 +0100
Subject: [PATCH] hideo-shell: Application can be started and create instances.

---
 meta/image/efi/boot/loader.json         |  1 +
 src/apps/hideo-calculator/main/main.cpp |  4 +++
 src/apps/hideo-shell/app.cpp            |  3 +++
 src/apps/hideo-shell/mock.cpp           |  1 -
 src/apps/hideo-shell/model.cpp          |  4 +++
 src/apps/hideo-shell/model.h            |  5 ++++
 src/impls/impl-efi/ui.cpp               |  4 +++
 src/impls/impl-sdl/ui.cpp               |  4 +++
 src/impls/impl-skift/manifest.json      |  3 +--
 src/impls/impl-skift/ui.cpp             | 10 --------
 src/impls/impl-skift/ui/impl.cpp        | 34 +++++++++++++++++++++++++
 src/impls/impl-skift/ui/manifest.json   | 19 ++++++++++++++
 src/libs/karm-ui/_embed.h               |  3 +++
 src/libs/karm-ui/app.cpp                |  4 +++
 src/libs/karm-ui/app.h                  |  2 ++
 src/srvs/grund-av/manifest.json         |  1 +
 src/srvs/grund-base/manifest.json       |  5 ++++
 src/srvs/grund-bus/bus.cpp              | 22 +++++++++++-----
 src/srvs/grund-bus/bus.h                |  4 ++-
 src/srvs/grund-bus/main.cpp             | 20 +++++++--------
 src/srvs/grund-bus/manifest.json        |  1 +
 src/srvs/grund-conf/manifest.json       |  1 +
 src/srvs/grund-device/manifest.json     |  1 +
 src/srvs/grund-dhcp/manifest.json       |  1 +
 src/srvs/grund-dns/manifest.json        |  1 +
 src/srvs/grund-echo/manifest.json       |  1 +
 src/srvs/grund-fs/manifest.json         |  1 +
 src/srvs/grund-net/manifest.json        |  1 +
 src/srvs/grund-seat/manifest.json       |  1 +
 src/srvs/grund-shell/api.h              | 14 ++++++++--
 src/srvs/grund-shell/main.cpp           | 30 +++++++++++++++++++++-
 src/srvs/grund-shell/manifest.json      |  1 +
 32 files changed, 174 insertions(+), 33 deletions(-)
 delete mode 100644 src/impls/impl-skift/ui.cpp
 create mode 100644 src/impls/impl-skift/ui/impl.cpp
 create mode 100644 src/impls/impl-skift/ui/manifest.json
 create mode 100644 src/srvs/grund-base/manifest.json

diff --git a/meta/image/efi/boot/loader.json b/meta/image/efi/boot/loader.json
index 0b8cd69488c..049bea4edcf 100644
--- a/meta/image/efi/boot/loader.json
+++ b/meta/image/efi/boot/loader.json
@@ -16,6 +16,7 @@
                 "bundle://grund-seat/_bin",
                 "bundle://grund-shell/_bin",
                 "bundle://grund-bus/_bin",
+                "bundle://hideo-calculator.main/_bin",
                 "bundle://hideo-shell/wallpapers/winter.qoi",
                 "bundle://fonts-inter/fonts/Inter-Regular.ttf",
                 "bundle://fonts-inter/fonts/Inter-Medium.ttf",
diff --git a/src/apps/hideo-calculator/main/main.cpp b/src/apps/hideo-calculator/main/main.cpp
index ef4f3b7c012..cbaa14b7b42 100644
--- a/src/apps/hideo-calculator/main/main.cpp
+++ b/src/apps/hideo-calculator/main/main.cpp
@@ -4,5 +4,9 @@
 #include "../app.h"
 
 Async::Task<> entryPointAsync(Sys::Context &ctx) {
+#ifdef __ck_sys_skift__
+    co_return co_await Ui::runAsync(ctx, Hideo::Calculator::app());
+#else
     co_return Ui::runApp(ctx, Hideo::Calculator::app());
+#endif
 }
diff --git a/src/apps/hideo-shell/app.cpp b/src/apps/hideo-shell/app.cpp
index 68a85898e7f..dfb41c4bfbc 100644
--- a/src/apps/hideo-shell/app.cpp
+++ b/src/apps/hideo-shell/app.cpp
@@ -174,6 +174,9 @@ Ui::Child appStack(State const &state) {
         apps.pushBack(
             i->build() |
             Ui::box({
+                .borderRadii = 6,
+                .borderWidth = 1,
+                .borderFill = Ui::GRAY800,
                 .shadowStyle = Gfx::BoxShadow::elevated(zindex ? 4 : 16),
             }) |
             Ui::placed(i->bound) |
diff --git a/src/apps/hideo-shell/mock.cpp b/src/apps/hideo-shell/mock.cpp
index 11381479f6a..2d0188cc88e 100644
--- a/src/apps/hideo-shell/mock.cpp
+++ b/src/apps/hideo-shell/mock.cpp
@@ -11,7 +11,6 @@ void MockLauncher::launch(State &s) {
         name,
         ramp
     );
-    s.activePanel = Panel::NIL;
     s.instances.emplaceFront(instance);
 }
 
diff --git a/src/apps/hideo-shell/model.cpp b/src/apps/hideo-shell/model.cpp
index 3ac01fb9333..f67ca9a1286 100644
--- a/src/apps/hideo-shell/model.cpp
+++ b/src/apps/hideo-shell/model.cpp
@@ -30,6 +30,10 @@ Ui::Task<Action> reduce(State &s, Action a) {
         },
         [&](StartInstance start) {
             s.launchers[start.index]->launch(s);
+            s.activePanel = Panel::NIL;
+        },
+        [&](AddInstance add) {
+            s.instances.pushBack(add.instance);
         },
         [&](MoveInstance move) {
             s.activePanel = Panel::NIL;
diff --git a/src/apps/hideo-shell/model.h b/src/apps/hideo-shell/model.h
index 756b9bb9b8d..a79f52e66c8 100644
--- a/src/apps/hideo-shell/model.h
+++ b/src/apps/hideo-shell/model.h
@@ -97,6 +97,10 @@ struct StartInstance {
     usize index;
 };
 
+struct AddInstance {
+    Strong<Instance> instance;
+};
+
 struct MoveInstance {
     usize index;
     Math::Vec2i off;
@@ -129,6 +133,7 @@ using Action = Union<
     Unlock,
     DimisNoti,
     StartInstance,
+    AddInstance,
     MoveInstance,
     CloseInstance,
     FocusInstance,
diff --git a/src/impls/impl-efi/ui.cpp b/src/impls/impl-efi/ui.cpp
index a4932bed972..131f09ee798 100644
--- a/src/impls/impl-efi/ui.cpp
+++ b/src/impls/impl-efi/ui.cpp
@@ -65,4 +65,8 @@ Res<Strong<Host>> makeHost(Child root) {
     return Ok(makeStrong<EfiHost>(root, stip, front, back));
 }
 
+Async::Task<> runAsync(Sys::Context&,Child) {
+    notImplemented();
+}
+
 } // namespace Karm::Ui::_Embed
diff --git a/src/impls/impl-sdl/ui.cpp b/src/impls/impl-sdl/ui.cpp
index 00e5566b6f3..93cdb841845 100644
--- a/src/impls/impl-sdl/ui.cpp
+++ b/src/impls/impl-sdl/ui.cpp
@@ -646,4 +646,8 @@ Res<Strong<Host>> makeHost(Child root) {
     return Ok(host);
 }
 
+Async::Task<> runAsync(Sys::Context &, Child) {
+    notImplemented();
+}
+
 } // namespace Karm::Ui::_Embed
diff --git a/src/impls/impl-skift/manifest.json b/src/impls/impl-skift/manifest.json
index 11d301abc9b..0fb524e45ef 100644
--- a/src/impls/impl-skift/manifest.json
+++ b/src/impls/impl-skift/manifest.json
@@ -18,7 +18,6 @@
         "karm-logger-impl",
         "karm-sys-impl",
         "karm-pkg-impl",
-        "karm-sys-async-impl",
-        "karm-ui-impl"
+        "karm-sys-async-impl"
     ]
 }
diff --git a/src/impls/impl-skift/ui.cpp b/src/impls/impl-skift/ui.cpp
deleted file mode 100644
index 1c6e86a66db..00000000000
--- a/src/impls/impl-skift/ui.cpp
+++ /dev/null
@@ -1,10 +0,0 @@
-#include <hjert-api/api.h>
-#include <karm-ui/_embed.h>
-
-namespace Karm::Ui::_Embed {
-
-Res<Strong<Host>> makeHost(Child) {
-    notImplemented();
-}
-
-} // namespace Karm::Ui::_Embed
diff --git a/src/impls/impl-skift/ui/impl.cpp b/src/impls/impl-skift/ui/impl.cpp
new file mode 100644
index 00000000000..b8a73593698
--- /dev/null
+++ b/src/impls/impl-skift/ui/impl.cpp
@@ -0,0 +1,34 @@
+#include <grund-bus/api.h>
+#include <grund-shell/api.h>
+#include <karm-ui/_embed.h>
+
+namespace Karm::Ui::_Embed {
+
+Res<Strong<Host>> makeHost(Child) {
+    notImplemented();
+}
+
+struct Host : public Ui::ProxyNode<Host> {
+    Rpc::Endpoint &_endpoint;
+    Rpc::Port _shell;
+    Grund::Shell::Api::Instance _instance;
+
+    Host(Child child, Rpc::Endpoint &endpoint, Rpc::Port shell, Grund::Shell::Api::Instance surface)
+        : Ui::ProxyNode<Host>(std::move(child)), _endpoint(endpoint), _shell(shell), _instance(surface) {}
+};
+
+Async::Task<> runAsync(Sys::Context &ctx, Child root) {
+    auto endpoint = Rpc::Endpoint::create(ctx);
+    auto shell = co_trya$(endpoint.callAsync<Grund::Bus::Api::Locate>(Rpc::Port::BUS, "grund-shell"s));
+    auto size = root->size({1024, 720}, Hint::MIN);
+    auto surface = co_trya$(endpoint.callAsync<Grund::Shell::Api::CreateInstance>(shell, size));
+
+    auto host = makeStrong<Host>(std::move(root), endpoint, shell, surface);
+
+    while (true) {
+        auto msg = co_trya$(endpoint.recvAsync());
+        logWarn("unsupported event: {}", msg.header());
+    }
+}
+
+} // namespace Karm::Ui::_Embed
diff --git a/src/impls/impl-skift/ui/manifest.json b/src/impls/impl-skift/ui/manifest.json
new file mode 100644
index 00000000000..0b4febf5f26
--- /dev/null
+++ b/src/impls/impl-skift/ui/manifest.json
@@ -0,0 +1,19 @@
+{
+    "$schema": "https://schemas.cute.engineering/stable/cutekit.manifest.component.v1",
+    "id": "impl-skift.ui",
+    "type": "lib",
+    "props": {
+        "cpp-excluded": true
+    },
+    "enableIf": {
+        "sys": [
+            "skift"
+        ]
+    },
+    "requires": [
+        "karm-rpc"
+    ],
+    "provides": [
+        "karm-ui-impl"
+    ]
+}
diff --git a/src/libs/karm-ui/_embed.h b/src/libs/karm-ui/_embed.h
index 7fbb8fc4074..0552bd0443e 100644
--- a/src/libs/karm-ui/_embed.h
+++ b/src/libs/karm-ui/_embed.h
@@ -1,9 +1,12 @@
 #pragma once
 
+#include <karm-sys/context.h>
 #include <karm-ui/host.h>
 
 namespace Karm::Ui::_Embed {
 
 Res<Strong<Host>> makeHost(Child root);
 
+Async::Task<> runAsync(Sys::Context &ctx, Child root);
+
 } // namespace Karm::Ui::_Embed
diff --git a/src/libs/karm-ui/app.cpp b/src/libs/karm-ui/app.cpp
index 631dcd31b28..4f43d00a17e 100644
--- a/src/libs/karm-ui/app.cpp
+++ b/src/libs/karm-ui/app.cpp
@@ -15,6 +15,10 @@ Res<> runApp(Sys::Context &, Child root) {
     return try$(_Embed::makeHost(root))->run();
 }
 
+Async::Task<> runAsync(Sys::Context &ctx, Child root) {
+    return _Embed::runAsync(ctx, root);
+}
+
 void mountApp(Cli::Command &cmd, Slot rootSlot) {
     Cli::Flag mobileArg = Cli::flag(NONE, "mobile"s, "Show mobile layout."s);
 
diff --git a/src/libs/karm-ui/app.h b/src/libs/karm-ui/app.h
index 298526c265e..b54d1f2e866 100644
--- a/src/libs/karm-ui/app.h
+++ b/src/libs/karm-ui/app.h
@@ -11,6 +11,8 @@ Child inspector(Child child);
 
 Res<> runApp(Sys::Context &ctx, Child root);
 
+Async::Task<> runAsync(Sys::Context &ctx, Child root);
+
 void mountApp(Cli::Command &cmd, Slot rootSlot);
 
 } // namespace Karm::Ui
diff --git a/src/srvs/grund-av/manifest.json b/src/srvs/grund-av/manifest.json
index 89168d2f1ee..4342912af43 100644
--- a/src/srvs/grund-av/manifest.json
+++ b/src/srvs/grund-av/manifest.json
@@ -9,6 +9,7 @@
         ]
     },
     "requires": [
+        "grund-base",
         "karm-rpc",
         "karm-sys"
     ]
diff --git a/src/srvs/grund-base/manifest.json b/src/srvs/grund-base/manifest.json
new file mode 100644
index 00000000000..abe4c8aaa31
--- /dev/null
+++ b/src/srvs/grund-base/manifest.json
@@ -0,0 +1,5 @@
+{
+    "$schema": "https://schemas.cute.engineering/stable/cutekit.manifest.component.v1",
+    "id": "grund-base",
+    "type": "lib"
+}
diff --git a/src/srvs/grund-bus/bus.cpp b/src/srvs/grund-bus/bus.cpp
index 0852490d887..a83309a0c59 100644
--- a/src/srvs/grund-bus/bus.cpp
+++ b/src/srvs/grund-bus/bus.cpp
@@ -41,8 +41,10 @@ Res<> Service::activate(Sys::Context &ctx) {
     auto &handover = useHandover(ctx);
     auto urlStr = try$(Io::format("bundle://{}/_bin", _id));
     auto *elf = handover.fileByName(urlStr.buf());
-    if (not elf)
+    if (not elf) {
+        logError("service not found: '{}'", _id);
         return Error::invalidFilename("service not found");
+    }
 
     logInfoIf(DEBUG_ELF, "mapping elf...");
     auto elfVmo = try$(Hj::Vmo::create(Hj::ROOT, elf->start, elf->size, Hj::VmoFlags::DMA));
@@ -141,7 +143,7 @@ bool Service::accept(Rpc::Message const &msg) {
     return contains(_listen, msg.header().mid);
 }
 
-// MARK: Locator ---------------------------------------------------------------
+// MARK: System ----------------------------------------------------------------
 
 System::System() {
     _port = Rpc::Port::BUS;
@@ -165,7 +167,8 @@ Res<> System::send(Rpc::Message &msg) {
         return Error::notFound("service not found");
     } else if (msg.is<Api::Start>()) {
         auto start = try$(msg.unpack<Api::Start>());
-        return _bus->startService(start.id);
+        logDebug("starting service '{}'", start.id);
+        return _bus->prepareActivateService(start.id);
     }
 
     return Ok();
@@ -173,18 +176,25 @@ Res<> System::send(Rpc::Message &msg) {
 
 // MARK: Bus -------------------------------------------------------------------
 
-Karm::Res<Strong<Bus>> Bus::create(Sys::Context &ctx) {
+Res<Strong<Bus>> Bus::create(Sys::Context &ctx) {
     return Ok(makeStrong<Bus>(ctx));
 }
 
-Karm::Res<> Bus::startService(Str id) {
+Res<> Bus::prepareService(Str id) {
     auto service = try$(Service::prepare(_context, id));
     try$(attach(service));
     Async::detach(service->runAsync());
     return Ok();
 }
 
-Karm::Res<> Bus::attach(Strong<Endpoint> endpoint) {
+Res<> Bus::prepareActivateService(Str id) {
+    auto service = try$(Service::prepare(_context, id));
+    try$(attach(service));
+    Async::detach(service->runAsync());
+    return service->activate(_context);
+}
+
+Res<> Bus::attach(Strong<Endpoint> endpoint) {
     endpoint->attach(*this);
     _endpoints.pushBack(endpoint);
     return Ok();
diff --git a/src/srvs/grund-bus/bus.h b/src/srvs/grund-bus/bus.h
index f30ad1969d2..bfa8956295a 100644
--- a/src/srvs/grund-bus/bus.h
+++ b/src/srvs/grund-bus/bus.h
@@ -85,7 +85,9 @@ struct Bus : public Meta::Pinned {
 
     Res<> dispatch(Rpc::Message &msg);
 
-    Res<> startService(Str id);
+    Res<> prepareService(Str id);
+
+    Res<> prepareActivateService(Str id);
 };
 
 } // namespace Grund::Bus
diff --git a/src/srvs/grund-bus/main.cpp b/src/srvs/grund-bus/main.cpp
index 7da333460bf..3a0ad69fb66 100644
--- a/src/srvs/grund-bus/main.cpp
+++ b/src/srvs/grund-bus/main.cpp
@@ -16,16 +16,16 @@ Async::Task<> entryPointAsync(Sys::Context &ctx) {
     auto system = co_try$(Bus::create(ctx));
 
     co_try$(system->attach(makeStrong<System>()));
-    co_try$(system->startService("grund-av"s));
-    co_try$(system->startService("grund-conf"s));
-    co_try$(system->startService("grund-device"s));
-    co_try$(system->startService("grund-dhcp"s));
-    co_try$(system->startService("grund-dns"s));
-    co_try$(system->startService("grund-echo"s));
-    co_try$(system->startService("grund-fs"s));
-    co_try$(system->startService("grund-net"s));
-    co_try$(system->startService("grund-seat"s));
-    co_try$(system->startService("grund-shell"s));
+    co_try$(system->prepareService("grund-av"s));
+    co_try$(system->prepareService("grund-conf"s));
+    co_try$(system->prepareService("grund-device"s));
+    co_try$(system->prepareService("grund-dhcp"s));
+    co_try$(system->prepareService("grund-dns"s));
+    co_try$(system->prepareService("grund-echo"s));
+    co_try$(system->prepareService("grund-fs"s));
+    co_try$(system->prepareService("grund-net"s));
+    co_try$(system->prepareService("grund-seat"s));
+    co_try$(system->prepareService("grund-shell"s));
 
     for (auto &endpoint : system->_endpoints)
         co_try$(endpoint->activate(ctx));
diff --git a/src/srvs/grund-bus/manifest.json b/src/srvs/grund-bus/manifest.json
index f2561e20a06..afefdc80656 100644
--- a/src/srvs/grund-bus/manifest.json
+++ b/src/srvs/grund-bus/manifest.json
@@ -9,6 +9,7 @@
         ]
     },
     "requires": [
+        "grund-base",
         "karm-rpc",
         "karm-sys"
     ]
diff --git a/src/srvs/grund-conf/manifest.json b/src/srvs/grund-conf/manifest.json
index 74cfae42aa0..51dd570c935 100644
--- a/src/srvs/grund-conf/manifest.json
+++ b/src/srvs/grund-conf/manifest.json
@@ -9,6 +9,7 @@
         ]
     },
     "requires": [
+        "grund-base",
         "karm-rpc",
         "karm-sys"
     ]
diff --git a/src/srvs/grund-device/manifest.json b/src/srvs/grund-device/manifest.json
index 8efd5fd5a22..b607c903f14 100644
--- a/src/srvs/grund-device/manifest.json
+++ b/src/srvs/grund-device/manifest.json
@@ -9,6 +9,7 @@
         ]
     },
     "requires": [
+        "grund-base",
         "karm-rpc",
         "karm-sys",
         "hal"
diff --git a/src/srvs/grund-dhcp/manifest.json b/src/srvs/grund-dhcp/manifest.json
index 2985f9b8e2b..71f4965fe8b 100644
--- a/src/srvs/grund-dhcp/manifest.json
+++ b/src/srvs/grund-dhcp/manifest.json
@@ -9,6 +9,7 @@
         ]
     },
     "requires": [
+        "grund-base",
         "karm-rpc",
         "karm-sys"
     ]
diff --git a/src/srvs/grund-dns/manifest.json b/src/srvs/grund-dns/manifest.json
index f37d94bd2dc..7c3786ce10b 100644
--- a/src/srvs/grund-dns/manifest.json
+++ b/src/srvs/grund-dns/manifest.json
@@ -9,6 +9,7 @@
         ]
     },
     "requires": [
+        "grund-base",
         "karm-rpc",
         "karm-sys"
     ]
diff --git a/src/srvs/grund-echo/manifest.json b/src/srvs/grund-echo/manifest.json
index 1770ad50b03..b4d1c9178d3 100644
--- a/src/srvs/grund-echo/manifest.json
+++ b/src/srvs/grund-echo/manifest.json
@@ -9,6 +9,7 @@
         ]
     },
     "requires": [
+        "grund-base",
         "karm-rpc",
         "karm-sys"
     ]
diff --git a/src/srvs/grund-fs/manifest.json b/src/srvs/grund-fs/manifest.json
index 76929cfb8f3..8bb66097614 100644
--- a/src/srvs/grund-fs/manifest.json
+++ b/src/srvs/grund-fs/manifest.json
@@ -9,6 +9,7 @@
         ]
     },
     "requires": [
+        "grund-base",
         "karm-rpc",
         "karm-sys"
     ]
diff --git a/src/srvs/grund-net/manifest.json b/src/srvs/grund-net/manifest.json
index 4b559afb125..11cadcfcda0 100644
--- a/src/srvs/grund-net/manifest.json
+++ b/src/srvs/grund-net/manifest.json
@@ -9,6 +9,7 @@
         ]
     },
     "requires": [
+        "grund-base",
         "karm-rpc",
         "karm-sys"
     ]
diff --git a/src/srvs/grund-seat/manifest.json b/src/srvs/grund-seat/manifest.json
index d1e95472d71..8ab1a279385 100644
--- a/src/srvs/grund-seat/manifest.json
+++ b/src/srvs/grund-seat/manifest.json
@@ -9,6 +9,7 @@
         ]
     },
     "requires": [
+        "grund-base",
         "karm-rpc",
         "karm-sys"
     ]
diff --git a/src/srvs/grund-shell/api.h b/src/srvs/grund-shell/api.h
index 08208ea63c9..067853d9ebb 100644
--- a/src/srvs/grund-shell/api.h
+++ b/src/srvs/grund-shell/api.h
@@ -1,5 +1,15 @@
 #pragma once
 
-namespace Grund::Shell {
+#include <karm-math/vec.h>
+#include <karm-rpc/base.h>
 
-} // namespace Grund::Shell
+namespace Grund::Shell::Api {
+
+using Instance = usize;
+
+struct CreateInstance {
+    using Response = Instance;
+    Math::Vec2i size;
+};
+
+} // namespace Grund::Shell::Api
diff --git a/src/srvs/grund-shell/main.cpp b/src/srvs/grund-shell/main.cpp
index d565ea14641..07168d9350f 100644
--- a/src/srvs/grund-shell/main.cpp
+++ b/src/srvs/grund-shell/main.cpp
@@ -10,6 +10,7 @@
 #include <mdi/calculator.h>
 
 #include "../grund-bus/api.h"
+#include "api.h"
 #include "framebuffer.h"
 #include "input.h"
 
@@ -107,6 +108,25 @@ struct Root : public Ui::ProxyNode<Root> {
     }
 };
 
+struct ServiceInstance : public Hideo::Shell::Instance {
+    Ui::Child build() const override {
+        return Ui::empty() | Ui::box({
+                                 .backgroundFill = Ui::GRAY950,
+                             });
+    }
+};
+
+struct ServiceLauncher : public Hideo::Shell::Launcher {
+    String componentId;
+
+    ServiceLauncher(Mdi::Icon icon, String name, Gfx::ColorRamp ramp, String serviceId)
+        : Launcher(icon, name, ramp), componentId(serviceId) {}
+
+    void launch(Hideo::Shell::State &) override {
+        Rpc::globalEndpoint().send<Bus::Api::Start>(Rpc::Port::BUS, componentId).unwrap();
+    }
+};
+
 Async::Task<> servAsync(Sys::Context &ctx) {
     Hideo::Shell::State state = {
         .isMobile = false,
@@ -114,7 +134,8 @@ Async::Task<> servAsync(Sys::Context &ctx) {
         .background = co_try$(Image::loadOrFallback("bundle://hideo-shell/wallpapers/winter.qoi"_url)),
         .noti = {},
         .launchers = {
-            makeStrong<Hideo::Shell::MockLauncher>(Mdi::CALCULATOR, "hideo-calculator.main"s, Gfx::ORANGE_RAMP),
+            makeStrong<Hideo::Shell::MockLauncher>(Mdi::CALCULATOR, "Calculator (Mocked)"s, Gfx::ORANGE_RAMP),
+            makeStrong<Grund::Shell::ServiceLauncher>(Mdi::CALCULATOR, "Calculator (Real)"s, Gfx::ORANGE_RAMP, "hideo-calculator.main"s),
         },
         .instances = {}
     };
@@ -139,6 +160,13 @@ Async::Task<> servAsync(Sys::Context &ctx) {
             root->child().event(*event);
         } else if (msg.is<App::KeyboardEvent>()) {
             auto event = msg.unpack<App::MouseEvent>();
+        } else if (msg.is<Api::CreateInstance>()) {
+            auto call = msg.unpack<Api::CreateInstance>().unwrap();
+            logDebug("create instance {}", call.size);
+            auto instance = makeStrong<ServiceInstance>();
+            instance->bound = {100, call.size};
+            Hideo::Shell::Model::event(*root, Hideo::Shell::AddInstance{instance});
+            (void)msg.packResp<Api::CreateInstance>(0uz);
         } else {
             logWarn("unsupported event: {}", msg.header());
         }
diff --git a/src/srvs/grund-shell/manifest.json b/src/srvs/grund-shell/manifest.json
index 56f06876e22..2b3c684da33 100644
--- a/src/srvs/grund-shell/manifest.json
+++ b/src/srvs/grund-shell/manifest.json
@@ -11,6 +11,7 @@
         ]
     },
     "requires": [
+        "grund-base",
         "hideo-shell",
         "karm-rpc",
         "karm-sys"