feat: add platformsh and upsun schemas (SchemaStore#4640)

Author: spk

src/api/json/catalog.json

@@ -2,6 +2,34 @@
   "$schema": "https://json.schemastore.org/schema-catalog.json",
   "version": 1,
   "schemas": [
+    {
+      "name": "Upsun config",
+      "description": "Upsun configuration file",
+      "fileMatch": ["**/.upsun/config.yml", "**/.upsun/config.yaml"],
+      "url": "https://raw.githubusercontent.com/platformsh/platformify/refs/heads/main/validator/schema/upsun.json"
+    },
+    {
+      "name": "Platform.sh application",
+      "description": "Platform.sh application configuration file",
+      "fileMatch": [
+        ".platform.app.yml",
+        ".platform.app.yaml",
+        "**/.platform.app.yml"
+      ],
+      "url": "https://raw.githubusercontent.com/platformsh/platformify/refs/heads/main/validator/schema/platformsh.application.json"
+    },
+    {
+      "name": "Platform.sh routes",
+      "description": "Platform.sh routes configuration file",
+      "fileMatch": ["**/.platform/routes.yml", "**/.platform/routes.yaml"],
+      "url": "https://raw.githubusercontent.com/platformsh/platformify/refs/heads/main/validator/schema/platformsh.routes.json"
+    },
+    {
+      "name": "Platform.sh services",
+      "description": "Platform.sh services configuration file",
+      "fileMatch": ["**/.platform/services.yml", "**/.platform/services.yaml"],
+      "url": "https://raw.githubusercontent.com/platformsh/platformify/refs/heads/main/validator/schema/platformsh.services.json"
+    },
     {
       "name": "1Password SSH Agent Config",
       "description": "Configuration file for the 1Password SSH agent",