Add support for the Orion browser (#1217)

[Orion](https://browser.kagi.com) is a relatively recent browser for
MacOS that uses the WebKit engine, but supports extensions developed for
Firefox and Chrome.

---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

apps/orion/orion.py

@@ -0,0 +1,45 @@
+from talon import Context, Module, actions, ui
+from talon.mac import applescript
+
+ctx = Context()
+mod = Module()
+apps = mod.apps
+mod.apps.orion = """
+os: mac
+app.bundle: com.kagi.kagimacOS
+"""
+
+ctx.matches = r"""
+app: orion
+"""
+
+
+@ctx.action_class("user")
+class UserActions:
+    def browser_open_address_in_new_tab():
+        actions.key("cmd-enter")
+
+
+@ctx.action_class("browser")
+class BrowserActions:
+    def bookmark_tabs():
+        raise NotImplementedError("Orion doesn't have a default shortcut for this")
+
+    def show_clear_cache():
+        actions.key("cmd-alt-e")
+
+    def reload_hard():
+        actions.key("cmd-alt-r")
+
+    def show_downloads():
+        actions.key("cmd-alt-l")
+
+    def show_extensions():
+        actions.key("cmd-shift-x")
+
+
+@mod.action_class
+class Actions:
+    def overview_tabs():
+        "Toggle tab overview in Orion"
+        actions.key("cmd-shift-\\")

apps/orion/orion.talon

@@ -0,0 +1,6 @@
+app: orion
+-
+tag(): browser
+tag(): user.tabs
+
+tab overview [open | close]: user.overview_tabs()