feat: notes-python CRUD example + runtime path/query forwarding

- invoke.go: forward sub-path and query string to function pods
- server.js v0.1.2: add _path, _query, _method to event
- server.py v0.1.1: add _path, _query, _method to event
- upload.go: bump runtime versions (nodejs20:v0.1.2, python3.11:v0.1.1)
- examples/notes-python: CRUD notes via sub-path routing
  - sql-runner: generic SQL executor for DDL jobs
  - notes: CRUD router (/add, /update, /delete)
  - notes-list: SELECT all notes
  - init.tf: create TABLE + INDEX on apply

examples/notes-python/main.tf

@@ -0,0 +1,21 @@
+# 2025-06-05
+# main.tf — terraform{} + provider для notes-python примера.
+# Ресурсы вынесены в отдельные .tf файлы.
+
+terraform {
+  required_providers {
+    sless = {
+      source  = "terra.k8c.ru/naeel/sless"
+      version = "~> 0.1.7"
+    }
+    archive = {
+      source  = "hashicorp/archive"
+      version = "~> 2.0"
+    }
+  }
+}
+
+provider "sless" {
+  endpoint = "https://sless-api.kube5s.ru"
+  token    = "dev-token-change-me"
+}