feat: add back dashboard

Author: jvdtoorn

Makefile

@@ -37,8 +37,7 @@ up: clean-volumes
 	@echo "✅ Services started!"
 	@echo ""
 	@echo "Available services:"
-	@echo "  - Frontend:    http://localhost:3000"
-	@echo "  - API:         http://localhost:8000"
+	@echo "  - Dashboard:   http://localhost:8000"
 	@echo "  - API Docs:    http://localhost:8000/docs"
 	@echo "  - Postgres:    localhost:5432"
 	@echo "  - Kafka:       localhost:9092"
@@ -66,8 +65,7 @@ up-debug: clean-volumes
 	@echo "   Kafka publishing is DISABLED for sim-worker"
 	@echo ""
 	@echo "Available services:"
-	@echo "  - Frontend:    http://localhost:3000"
-	@echo "  - API:         http://localhost:8000"
+	@echo "  - Dashboard:   http://localhost:8000"
 	@echo "  - Postgres:    localhost:5432"
 	@echo "  - Kafka:       localhost:9092"
 	@echo ""
@@ -216,13 +214,9 @@ clean-env:
 logs:
 	CONFIG_PATH=$(config) docker compose logs -f
 
-## logs-api: Tail logs for API service only
-logs-api:
-	CONFIG_PATH=$(config) docker compose logs -f opendt-api
-
-## logs-frontend: Tail logs for frontend service only
-logs-frontend:
-	CONFIG_PATH=$(config) docker compose logs -f frontend
+## logs-dashboard: Tail logs for dashboard service only
+logs-dashboard:
+	CONFIG_PATH=$(config) docker compose logs -f dashboard
 
 ## logs-kafka: Tail logs for Kafka service only
 logs-kafka:
@@ -240,13 +234,9 @@ logs-sim-worker:
 ps:
 	CONFIG_PATH=$(config) docker compose ps
 
-## shell-api: Open a shell in the API container
-shell-api:
-	CONFIG_PATH=$(config) docker compose exec opendt-api /bin/bash
-
-## shell-frontend: Open a shell in the frontend container
-shell-frontend:
-	CONFIG_PATH=$(config) docker compose exec frontend /bin/sh
+## shell-dashboard: Open a shell in the dashboard container
+shell-dashboard:
+	CONFIG_PATH=$(config) docker compose exec dashboard /bin/bash
 
 ## shell-postgres: Open psql in the Postgres container
 shell-postgres:

README.md

@@ -28,7 +28,7 @@ make setup
 make up
 
 # 4. Access services
-open http://localhost:8000/docs  # API documentation
+open http://localhost:8000  # Dashboard
 ```
 
 That's it! The system is now running with the SURF workload dataset.
@@ -57,7 +57,7 @@ ls output/baseline/run_1/
 
 - **[dc-mock](services/dc-mock/README.md)** - Data producer (workload replay)
 - **[sim-worker](services/sim-worker/README.md)** - Simulation engine (OpenDC integration)
-- **[opendt-api](services/opendt-api/README.md)** - REST API gateway
+- **[dashboard](services/dashboard/README.md)** - Web dashboard and REST API
 - **[kafka-init](services/kafka-init/README.md)** - Kafka infrastructure setup
 
 ## Architecture
@@ -78,11 +78,11 @@ ls output/baseline/run_1/
                    ┌─────────┴─────────────┐
                    │                       │
           ┌────────▼──────┐     ┌──────────▼───────┐
-          │  sim-worker   │     │   opendt-api     │
+          │  sim-worker   │     │   dashboard      │
           │  (Consumer)   │     │   (FastAPI)      │
           │               │     │                  │
-          │ • Windows     │     │ • REST API       │
-          │ • OpenDC      │     │ • WebSockets     │
+          │ • Windows     │     │ • Web UI         │
+          │ • OpenDC      │     │ • REST API       │
           │ • Caching     │◀────│ • Topology Mgmt  │
           │ • Experiments │     │                  │
           └───────┬───────┘     └─────────┬────────┘
@@ -129,7 +129,7 @@ See [Architecture Overview](docs/ARCHITECTURE.md) for detailed explanation.
 |---------|-------------|
 | `make setup` | Setup virtual environment |
 | `make test` | Run all tests |
-| `make shell-api` | Open shell in API container |
+| `make shell-dashboard` | Open shell in dashboard container |
 | `make kafka-topics` | List Kafka topics |
 
 ### Monitoring Commands
@@ -138,7 +138,7 @@ See [Architecture Overview](docs/ARCHITECTURE.md) for detailed explanation.
 |---------|-------------|
 | `make logs-dc-mock` | View dc-mock logs |
 | `make logs-sim-worker` | View sim-worker logs |
-| `make logs-api` | View API logs |
+| `make logs-dashboard` | View dashboard logs |
 
 Run `make help` to see all available commands.
 
@@ -182,8 +182,7 @@ See [Configuration Guide](docs/CONFIGURATION.md) for advanced options.
 
 - **dc-mock**: Replays historical workload/power data to Kafka
 - **sim-worker**: Consumes streams, invokes OpenDC simulator
-- **opendt-api**: REST API for system control and topology updates
-- **frontend**: Dashboard for visualization (planned)
+- **dashboard**: Web dashboard with REST API for system control and visualization
 
 ### Infrastructure
 

docker-compose.yml

@@ -153,11 +153,11 @@ services:
       - opendt-network
     command: python -m sim_worker.main
 
-  opendt-api:
+  dashboard:
     build:
       context: .
-      dockerfile: services/opendt-api/Dockerfile
-    container_name: opendt-api
+      dockerfile: services/dashboard/Dockerfile
+    container_name: opendt-dashboard
     environment:
       DATABASE_URL: postgresql://opendt:opendt_dev_password@postgres:5432/opendt
       KAFKA_BOOTSTRAP_SERVERS: kafka:29092
@@ -167,7 +167,7 @@ services:
       - "8000:8000"
     volumes:
       # Mount source code for hot reload
-      - ./services/opendt-api:/app/services/opendt-api
+      - ./services/dashboard:/app/services/dashboard
       - ./libs/common:/app/libs/common
       # Mount configuration file
       - ${CONFIG_PATH:-./config/default.yaml}:/app/config/simulation.yaml:ro
@@ -178,7 +178,7 @@ services:
         condition: service_healthy
     networks:
       - opendt-network
-    command: uvicorn opendt_api.main:app --host 0.0.0.0 --port 8000 --reload
+    command: uvicorn dashboard.main:app --host 0.0.0.0 --port 8000 --reload
 
   # ============================================================================
   # FRONTEND
@@ -201,7 +201,7 @@ services:
   #     - /app/node_modules
   #     - /app/.next
   #   depends_on:
-  #     - opendt-api
+  #     - dashboard
   #   networks:
   #     - opendt-network
   #   command: npm run dev

docs/ARCHITECTURE.md

@@ -54,11 +54,11 @@ Welcome to the OpenDT documentation! This document provides a comprehensive over
                    ┌─────────┴─────────────┐
                    │                       │
           ┌────────▼──────┐     ┌─────────▼────────┐
-          │  sim-worker   │     │   opendt-api     │
+          │  sim-worker   │     │   dashboard      │
           │  (Consumer)   │     │   (FastAPI)      │
           │               │     │                  │
-          │ • Windows     │     │ • REST API       │
-          │ • OpenDC      │     │ • WebSockets     │
+          │ • Windows     │     │ • Web UI         │
+          │ • OpenDC      │     │ • REST API       │
           │ • Caching     │◀────│ • Topology Mgmt  │
           │ • Experiments │     │                  │
           └───────┬───────┘     └─────────┬────────┘
@@ -125,20 +125,22 @@ OpenDT consists of 5 microservices orchestrated via Docker Compose:
 
 ---
 
-### 3. opendt-api (API Gateway)
+### 3. dashboard (Web Dashboard)
 
-**Purpose**: REST API and WebSocket gateway for frontend and external integrations
+**Purpose**: Web dashboard and REST API for system control and visualization
 
-**Location**: [`../services/opendt-api/`](../services/opendt-api/README.md)
+**Location**: [`../services/dashboard/`](../services/dashboard/README.md)
 
 **Key Features**:
+- Web UI for real-time visualization
 - FastAPI with automatic OpenAPI documentation
 - Topology management endpoint (`PUT /api/topology`)
 - Health check and status endpoints
 - Kafka producer for configuration updates
+- Static file serving for dashboard assets
 
-**Endpoints**:
-- `GET /` - Service information
+**Routes**:
+- `GET /` - Web dashboard UI
 - `GET /health` - Health check (Kafka + config status)
 - `GET /docs` - Interactive Swagger UI
 - `PUT /api/topology` - Update simulated datacenter topology
@@ -159,20 +161,6 @@ OpenDT consists of 5 microservices orchestrated via Docker Compose:
 
 ---
 
-### 5. frontend (Dashboard - Planned)
-
-**Purpose**: Next.js dashboard for visualization and control
-
-**Status**: Planned/In Development
-
-**Planned Features**:
-- Real-time power consumption graphs (actual vs. predicted)
-- Topology editor for What-If scenarios
-- Experiment management interface
-- Simulation control (pause/resume/speed)
-
----
-
 ## Data Flow
 
 ### 1. Data Ingestion
@@ -207,7 +195,7 @@ sim.topology ─┘
 ### 4. Topology Management
 
 ```
-User/API ──> PUT /api/topology ──> sim.topology (Kafka) ──> sim-worker
+User/Dashboard ──> PUT /api/topology ──> sim.topology (Kafka) ──> sim-worker
                                                                 │
                                                                 ├──> Update simulated topology
                                                                 ├──> Clear result cache
@@ -244,7 +232,7 @@ User/API ──> PUT /api/topology ──> sim.topology (Kafka) ──> sim-work
 ### Service Documentation
 - [dc-mock README](../services/dc-mock/README.md) - Datacenter mock producer
 - [sim-worker README](../services/sim-worker/README.md) - Simulation engine
-- [opendt-api README](../services/opendt-api/README.md) - API gateway
+- [dashboard README](../services/dashboard/README.md) - Web dashboard and API
 - [kafka-init README](../services/kafka-init/README.md) - Kafka initialization
 
 ### Concept Documentation

docs/DATA_MODELS.md

@@ -493,7 +493,7 @@ send_message(
 ## Related Documentation
 
 - [Architecture Overview](./ARCHITECTURE.md) - System design and data flow
-- [API Documentation](../services/opendt-api/README.md) - REST API using these models
+- [Dashboard Documentation](../services/dashboard/README.md) - Web UI and REST API using these models
 - [Simulation Worker](../services/sim-worker/README.md) - How models are used in simulation
 
 ---

frontend/Dockerfile

@@ -17,9 +17,10 @@ dependencies = [
     "pydantic>=2.0.0",
     "pydantic-settings>=2.0.0",
 
-    # Web framework (for API service)
+    # Web framework (for dashboard service)
     "fastapi>=0.104.0",
     "uvicorn[standard]>=0.24.0",
+    "jinja2>=3.1.0",
 
     # Database (for services that need it)
     "psycopg2-binary>=2.9.0",

pyproject.toml

@@ -17,7 +17,7 @@ COPY libs/common /app/libs/common
 RUN pip install --no-cache-dir -e /app/libs/common
 
 # Copy service code
-COPY services/opendt-api /app/services/opendt-api
+COPY services/dashboard /app/services/dashboard
 
 # Create non-root user for security
 RUN useradd -m -u 1000 opendt && \
@@ -26,9 +26,9 @@ RUN useradd -m -u 1000 opendt && \
 USER opendt
 
 # Set working directory to service for proper module resolution
-WORKDIR /app/services/opendt-api
+WORKDIR /app/services/dashboard
 
 # Expose the API port
 EXPOSE 8000
 
-CMD ["uvicorn", "opendt_api.main:app", "--host", "0.0.0.0", "--port", "8000"]
+CMD ["uvicorn", "dashboard.main:app", "--host", "0.0.0.0", "--port", "8000"]