chore: remove provider examples ported to SDK repos

Makefile

@@ -1,46 +1,32 @@
-.PHONY: run-python run-node run-python-debug run-node-debug run-trace-generator run-trace-generator-debug run-screenshot-demo run-screenshot-demo-debug python-install python-install-reset python-install-local test-python-weather ingest-trace demo-data demo-data-quick demo-data-tools demo-data-negative
+.PHONY: examples examples-list examples-all examples-parallel examples-install run-trace-generator run-trace-generator-debug demo-data demo-data-quick demo-data-tools demo-data-negative
 
-run-python:
-	@cd python && ./run.sh
+## Run the interactive example picker (sources .env, discovers examples from sibling SDK repos)
+examples:
+	@./run-examples.sh
 
-run-node:
-	@cd node && ./run.sh
+## List all available examples
+examples-list:
+	@./run-examples.sh --list
 
-run-python-debug:
-	@cd python && DEBUG=1 ./run.sh
+## Run all examples sequentially
+examples-all:
+	@./run-examples.sh --all
 
-run-node-debug:
-	@cd node && DEBUG=1 ./run.sh
+## Run all examples in parallel via mprocs (or filtered: make examples-parallel F=anthropic)
+examples-parallel:
+	@./run-examples.sh --parallel $(F)
 
+## Install dependencies for all examples
+examples-install:
+	@./run-examples.sh --install
+
+## Run the trace generator (mock trace data, no LLM calls)
 run-trace-generator:
 	@cd python/trace-generator && ./run.sh
 
 run-trace-generator-debug:
 	@cd python/trace-generator && DEBUG=1 ./run.sh
 
-run-screenshot-demo:
-	@cd python/screenshot-demo && ./run.sh
-
-run-screenshot-demo-debug:
-	@cd python/screenshot-demo && DEBUG=1 ./run.sh
-
-## Install Python deps only (don’t run app). Respects POSTHOG_PYTHON_PATH or POSTHOG_PYTHON_VERSION
-python-install:
-	@cd python && INSTALL_ONLY=1 ./run.sh
-
-## Install Python deps after removing existing posthog from venv (helpful when switching sources)
-python-install-reset:
-	@cd python && RESET_POSTHOG=1 INSTALL_ONLY=1 ./run.sh
-
-## Convenience: install using local posthog-python checkout
-# Usage: make python-install-local POSTHOG_PYTHON_PATH=/absolute/path/to/posthog-python
-python-install-local:
-	@cd python && INSTALL_ONLY=1 POSTHOG_PYTHON_PATH="$(POSTHOG_PYTHON_PATH)" ./run.sh
-
-## Test Python weather tool functionality
-test-python-weather:
-	@cd python && ./scripts/run_test.sh
-
 ## Generate demo data (5 conversations, random providers, 5 turns each)
 demo-data:
 	@cd python && source venv/bin/activate && python scripts/generate_demo_data.py --conversations 5 --max-turns 5 --parallel 3