Add MCP bridge local verification harness (TELE-WP-0002)

Introduce pytest smoke tests, run/verify scripts, and Makefile targets so
the bridge can be developed and validated without a full cluster deploy.
Document the local workflow and agent quickstart in README.

mcp-telemetry-bridge/scripts/run-local.sh

@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+# Run the MCP bridge locally (no Kubernetes required).
+set -euo pipefail
+
+ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+cd "$ROOT"
+
+PORT="${PORT:-8080}"
+HOST="${HOST:-127.0.0.1}"
+
+if [[ ! -d .venv ]]; then
+  python3 -m venv .venv
+fi
+# shellcheck disable=SC1091
+source .venv/bin/activate
+
+pip install -q -r requirements.txt
+
+echo "Starting MCP bridge at http://${HOST}:${PORT}"
+echo "Health:  curl http://${HOST}:${PORT}/healthz"
+echo "Schema:  curl http://${HOST}:${PORT}/mcp/schema | jq ."
+exec uvicorn app.main:app --reload --host "$HOST" --port "$PORT"