Add CMS module

Static content pages (CmsPage) manageable from a new Filament resource and
readable via a public API endpoint. Wired into the admin panel with its own
CmsPlugin and "CMS" navigation group.

composer.lock

@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "b3018ca42fa6d16d0da6113b3aa6b1a8",
+    "content-hash": "00ca2f59b7cce7ed3ade4856855a5d51",
     "packages": [
         {
             "name": "anourvalar/eloquent-serialize",
@@ -4727,6 +4727,38 @@
                 "relative": true
             }
         },
+        {
+            "name": "modules/cms",
+            "version": "1.0",
+            "dist": {
+                "type": "path",
+                "url": "app-modules/cms",
+                "reference": "1269139b9cd2314b5afa6f734a2fdf3462717e4f"
+            },
+            "type": "library",
+            "extra": {
+                "laravel": {
+                    "providers": [
+                        "Modules\\Cms\\Providers\\CmsServiceProvider"
+                    ]
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Modules\\Cms\\": "src/",
+                    "Modules\\Cms\\Tests\\": "tests/",
+                    "Modules\\Cms\\Database\\Factories\\": "database/factories/",
+                    "Modules\\Cms\\Database\\Seeders\\": "database/seeders/"
+                }
+            },
+            "license": [
+                "proprietary"
+            ],
+            "transport-options": {
+                "symlink": true,
+                "relative": true
+            }
+        },
         {
             "name": "modules/identity",
             "version": "1.0",