Add basic render.yaml with keyvalue

Author: wendorf

render.yaml

@@ -0,0 +1,20 @@
+---
+services:
+- type: web
+  name: mcp
+  runtime: go
+  buildCommand: go build -tags netgo -ldflags '-s -w' -o app
+  startCommand: ./app --transport http
+  envVars:
+  - key: RENDER_API_KEY
+    sync: false
+  - key: REDIS_URL
+    fromService:
+      name: mcp-kv
+      type: keyvalue
+      property: connectionString
+- type: keyvalue
+  name: mcp-kv
+  ipAllowList:
+  - source: 0.0.0.0/0
+    description: everywhere