fix: do not ignore config.json

apps/web/.gitignore

@@ -1,5 +1,6 @@
 /webapp
-/config.json
+# HealthChat: track config.json (do not ignore)
+#/config.json
 /config.json.*
 /config.local*.json
 # Legacy skinning file that some people might still have

apps/web/config.json

@@ -0,0 +1,109 @@
+{
+    "brand": "HealthChat",
+    "branding": {
+        "auth_footer_links": null,
+        "auth_header_logo_url": "https://healthchat.ch/assets/logo.png",
+        "welcome_background_url": null
+    },
+    "bug_report_endpoint_url": "https://element.io/bugreports/submit",
+    "default_country_code": "GB",
+    "default_server_config": {
+        "m.homeserver": {
+            "base_url": "https://matrix.healthchat.ch",
+            "server_name": "healthchat.ch"
+        },
+        "m.identity_server": {
+            "base_url": ""
+        }
+    },
+    "default_theme": "light",
+    "disable_custom_urls": true,
+    "disable_guests": true,
+    "element_call": {},
+    "embedded_pages": {
+        "homeUrl": ""
+    },
+    "enable_presence_by_hs_url": "",
+    "features": {},
+    "integrations_jitsi_widget_url": "https://scalar.vector.im/api/widgets/jitsi.html",
+    "integrations_rest_url": "https://scalar.vector.im/api",
+    "integrations_ui_url": "https://scalar.vector.im/",
+    "integrations_widgets_urls": [
+        "https://scalar.vector.im/api"
+    ],
+    "jitsi": {
+        "preferred_domain": "jitsi.healthchat.ch"
+    },
+    "logout_redirect_url": "",
+    "permalink_prefix": "https://matrix.to",
+    "room_directory": {
+        "servers": [
+            "matrix.org"
+        ]
+    },
+    "sso_redirect_options": {
+        "immediate": true,
+        "on_welcome_page": true,
+        "on_login_page": true
+    },
+    "setting_defaults": {
+        "UIFeature.deactivate": false,
+        "UIFeature.advancedEncryption": false,
+        "UIFeature.thirdPartyId": false,
+        "UIFeature.identityServer": false,
+        "UIFeature.shareSocial": false,
+        "UIFeature.advancedSettings": false,
+        "UIFeature.feedback": false,
+        "custom_themes": [
+            "HealthChat Light",
+            {
+                "colors": {
+                    "accent-color": "#7287fd",
+                    "alert": "#df8e1d",
+                    "avatar-background-colors": [
+                        "#1e66f5",
+                        "#8839ef",
+                        "#40a02b"
+                    ],
+                    "focus-bg-color": "#acb0be",
+                    "menu-selected-color": "#bcc0cc",
+                    "other-user-pill-bg-color": "#04a5e5",
+                    "primary-color": "#7287fd",
+                    "reaction-row-button-selected-bg-color": "#bcc0cc",
+                    "room-highlight-color": "#04a5e5",
+                    "roomlist-background-color": "#e6e9ef",
+                    "roomlist-highlights-color": "#bcc0cc",
+                    "roomlist-separator-color": "#8c8fa1",
+                    "roomlist-text-color": "#4c4f69",
+                    "roomlist-text-secondary-color": "#4c4f69",
+                    "secondary-content": "#4c4f69",
+                    "sidebar-color": "#dce0e8",
+                    "tertiary-content": "#4c4f69",
+                    "timeline-background-color": "#eff1f5",
+                    "timeline-highlights-color": "#bcc0cc",
+                    "timeline-text-color": "#4c4f69",
+                    "timeline-text-secondary-color": "#6c6f85",
+                    "togglesw-off-color": "#7c7f93",
+                    "username-colors": [
+                        "#8839ef",
+                        "#e64553",
+                        "#fe640b",
+                        "#40a02b",
+                        "#179299",
+                        "#04a5e5",
+                        "#209fb5",
+                        "#7287fd"
+                    ],
+                    "warning-color": "#d20f39"
+                },
+                "is_dark": false,
+                "name": "HealthChat Light"
+            }
+        ]
+    },
+    "show_labs_settings": false,
+    "modules": ["/modules/user-directory-module.js"],
+    "ch.healthchat.user_directory": {
+        "api_base_url": "http://localhost:5001"
+    }
+}