chore(infra): add .env.ecosystem.example for ecosystem compose

.env.ecosystem.example

@@ -0,0 +1,75 @@
+# ── ByteLyst Ecosystem Environment Variables ─────────────────────
+# Copy to .env.ecosystem and fill in real values.
+# Used by: docker compose -f docker-compose.ecosystem.yml --env-file .env.ecosystem up
+
+# ── Cosmos DB (local emulator) ───────────────────────────────────
+COSMOS_ENDPOINT=http://cosmos-emulator:8081
+COSMOS_KEY=C2y6yDjf5/R+ob0N8A7Cgv30VRDJIWEHLM+4QDU5DE2nQ9nDuVTqobD4b8mGGyPMbIZnqyMsEcaGQy67XIw/Jw==
+COSMOS_DATABASE=bytelyst
+
+# ── Auth ─────────────────────────────────────────────────────────
+JWT_SECRET=change-me-ecosystem-jwt-secret-at-least-32-chars
+RATE_LIMIT_STORE_MODE=datastore
+
+# ── Azure Blob Storage (Azurite emulator) ────────────────────────
+STORAGE_PROVIDER=azure
+AZURE_BLOB_CONNECTION_STRING=DefaultEndpointsProtocol=http;AccountName=devstoreaccount1;AccountKey=Eby8vdM02xNOcqFlqUwJPLlmEtlCDXJ1OUzFT50uSRZ6IFsuFq2UVErCz4I6tq/K1SZFPTOtr/KBHBeksoGMGw==;BlobEndpoint=http://azurite:10000/devstoreaccount1;
+AZURE_BLOB_ACCOUNT_NAME=devstoreaccount1
+AZURE_BLOB_ACCOUNT_KEY=Eby8vdM02xNOcqFlqUwJPLlmEtlCDXJ1OUzFT50uSRZ6IFsuFq2UVErCz4I6tq/K1SZFPTOtr/KBHBeksoGMGw==
+AZURE_BLOB_PUBLIC_ENDPOINT=http://localhost:10000/devstoreaccount1
+
+# ── Email (Mailpit sandbox) ──────────────────────────────────────
+EMAIL_PROVIDER=smtp
+EMAIL_FROM_ADDRESS=noreply@bytelyst.local
+EMAIL_FROM_NAME=ByteLyst
+SMTP_HOST=mailpit
+SMTP_PORT=1025
+SMTP_SECURE=false
+SMTP_USER=
+SMTP_PASSWORD=
+
+# ── Stripe (test keys — replace with your own) ──────────────────
+STRIPE_SECRET_KEY=sk_test_REPLACE_ME
+STRIPE_WEBHOOK_SECRET=whsec_REPLACE_ME
+STRIPE_PRICE_PRO=price_REPLACE_ME
+STRIPE_PRICE_ENTERPRISE=price_REPLACE_ME
+
+# ── Extraction Service ───────────────────────────────────────────
+PYTHON_SIDECAR_URL=http://localhost:4006
+DEFAULT_MODEL_ID=gemini-2.5-flash
+GEMINI_API_KEY=REPLACE_ME
+EXTRACTION_QUEUE_BACKEND=file
+EXTRACTION_QUEUE_FILE=.data/extraction-jobs.json
+
+# ── Cross-service URLs (resolved via Docker service names) ───────
+PLATFORM_SERVICE_URL=http://platform-service:4003
+EXTRACTION_SERVICE_URL=http://extraction-service:4005
+MCP_SERVER_URL=http://mcp-server:4007
+
+# ── Datastore provider ───────────────────────────────────────────
+# Use 'cosmos' for emulator, 'memory' for in-memory (tests)
+DB_PROVIDER=cosmos
+
+# ── Telemetry ────────────────────────────────────────────────────
+TELEMETRY_ENABLED=true
+
+# ── Event Bus ────────────────────────────────────────────────────
+EVENT_BUS_BACKEND=file
+EVENT_BUS_FILE=.data/platform-events.json
+
+# ── Field Encryption ─────────────────────────────────────────────
+FIELD_ENCRYPT_KEY_PROVIDER=memory
+
+# ── Product Identity ─────────────────────────────────────────────
+DEFAULT_PRODUCT_ID=lysnrai
+
+# ── Webhooks (optional) ─────────────────────────────────────────
+WEBHOOK_INVITATION_REDEEMED_URL=
+WEBHOOK_REFERRAL_STATUS_URL=
+WEBHOOK_WAITLIST_JOINED_URL=
+
+# ── Notification channels (optional) ────────────────────────────
+TELEGRAM_BOT_TOKEN=
+TELEGRAM_DEFAULT_CHAT_ID=
+SLACK_WEBHOOK_URL=
+SLACK_DEFAULT_CHANNEL=