base sys done. shift to vs code

.env

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+POSTGRES_DB=spacecom
+POSTGRES_USER=spacecom
+POSTGRES_PASSWORD=spacecom

backend/Dockerfile

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+FROM python:3.11-slim
+
+WORKDIR /app
+COPY . .
+
+RUN pip install fastapi uvicorn
+
+CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000"]

backend/app/main.py

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+# backend/main.py
+
+from fastapi import FastAPI
+from fastapi.responses import JSONResponse
+from fastapi.middleware.cors import CORSMiddleware
+
+app = FastAPI()
+
+
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=[
+        "http://aegis.sbln.bxl.skynav.cloud:8080"
+    ],
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+
+
+@app.get("/czml/test")
+def get_dummy_czml():
+    czml = [
+        {
+            "id": "document",
+            "name": "Dummy orbit test",
+            "version": "1.0"
+        },
+        {
+            "id": "sat1",
+            "name": "TestSat-001",
+            "availability": "2025-06-29T00:00:00Z/2025-06-29T00:04:00Z",
+            "position": {
+                "interpolationAlgorithm": "LAGRANGE",
+                "interpolationDegree": 5,
+                "referenceFrame": "INERTIAL",
+                "epoch": "2025-06-29T00:00:00Z",
+                "cartesian": [
+                    0,    7000000, 0, 0,
+                    60,   7050000, 20000, 0,
+                    120,  7100000, 40000, 0,
+                    180,  7150000, 60000, 0,
+                    240,  7200000, 80000, 0
+                ]
+            },
+            "point": {
+                "pixelSize": 10,
+                "color": {
+                    "rgba": [0, 255, 255, 255]
+                }
+            },
+            "label": {
+                "text": "TestSat-001",
+                "font": "12pt sans-serif",
+                "style": "FILL",
+                "outlineWidth": 2,
+                "verticalOrigin": "BOTTOM",
+                "pixelOffset": {
+                    "cartesian2": [0, -20]
+                }
+            }
+        }
+    ]
+    return JSONResponse(content=czml)

db/schema.sql

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+-- Enable extensions
+CREATE EXTENSION IF NOT EXISTS postgis;
+CREATE EXTENSION IF NOT EXISTS timescaledb;
+
+-- Main object catalog (replaces 'satellites')
+CREATE TABLE objects (
+    id SERIAL PRIMARY KEY,
+    name TEXT NOT NULL,
+    norad_id INT UNIQUE NOT NULL,
+    intl_designator TEXT,
+    launch_date DATE,
+    orbit_type TEXT
+);
+
+CREATE TABLE orbits (
+    object_id INT REFERENCES objects(id),
+    ts TIMESTAMPTZ NOT NULL,
+    position GEOGRAPHY(POINT, 4326),
+    altitude_km DOUBLE PRECISION,
+    velocity_kms DOUBLE PRECISION,
+    PRIMARY KEY (object_id, ts)
+);
+SELECT create_hypertable('orbits', 'ts', if_not_exists => TRUE);
+
+-- Conjunction Data Messages / alerts
+CREATE TABLE conjunctions (
+    id SERIAL PRIMARY KEY,
+    primary_object INT REFERENCES objects(id),
+    secondary_object INT,
+    tca TIMESTAMPTZ,  -- Time of Closest Approach
+    miss_distance_km DOUBLE PRECISION,
+    risk_level TEXT,
+    poc DOUBLE PRECISION  -- Probability of Collision
+);
+
+-- Re-entry prediction windows and footprints
+CREATE TABLE reentry_predictions (
+    id SERIAL PRIMARY KEY,
+    object_id INT REFERENCES objects(id),
+    window_start TIMESTAMPTZ,
+    window_end TIMESTAMPTZ,
+    footprint GEOGRAPHY(POLYGON, 4326),
+    notes TEXT
+);

docker-compose.yml

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+version: '3.8'
+
+services:
+  frontend:
+    image: nginx:alpine
+    container_name: spacecom-frontend
+    volumes:
+      - ./frontend/public:/usr/share/nginx/html:ro
+    ports:
+      - "8080:80"
+    restart: unless-stopped
+
+  backend:
+    build: ./backend
+    container_name: spacecom-backend
+    ports:
+      - "8000:8000"
+    depends_on:
+      - db
+    environment:
+      - DB_URL=postgresql://spacecom:spacecom@db:5432/spacecom
+    volumes:
+      - ./backend:/app
+    restart: unless-stopped
+
+
+  db:
+    image: timescaledev/timescaledb-ha:pg17
+    container_name: spacecom-db
+    ports:
+      - "5432:5432"
+    environment:
+      POSTGRES_DB: spacecom
+      POSTGRES_USER: spacecom
+      POSTGRES_PASSWORD: uCV4@YUCuR9kX.MQaxp2
+    volumes:
+      - pgdata:/var/lib/postgresql/data
+      - ./db/schema.sql:/docker-entrypoint-initdb.d/schema.sql:ro
+    restart: unless-stopped
+
+
+volumes:
+  pgdata:

frontend/public/app.js

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+// app.js
+import { API_BASE_URL } from "./config.js";
+
+console.log('🔥 app.js loaded');
+
+// Optional: set Ion token (if using Ion)
+Cesium.Ion.defaultAccessToken = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiJkZjk0MDM3OC1kZDE1LTRhMjItODg3NC1iMjUzNmI1NzUwMjgiLCJpZCI6MzE2ODE3LCJpYXQiOjE3NTEyMzM5OTh9.UDLPRYrMOcLAjuCWAZa2f159W0bULWSMNv3iiQcAAP8';
+
+
+
+// Create empty viewer with no base layer
+const viewer = new Cesium.Viewer("cesiumContainer", {
+  imageryProvider: false,
+  baseLayerPicker: false,
+  terrainProvider: new Cesium.EllipsoidTerrainProvider()
+});
+
+console.log('✅ Viewer created:', viewer);
+
+// Create OSM imagery layer
+const osmLayer = new Cesium.ImageryLayer(
+  new Cesium.UrlTemplateImageryProvider({
+    url: "https://a.tile.openstreetmap.org/{z}/{x}/{y}.png",
+    credit: "© OpenStreetMap contributors"
+  })
+);
+
+// Add imagery layer manually
+viewer.imageryLayers.add(osmLayer);
+
+console.log('✅ OSM Layer Added:', osmLayer);
+console.log('✅ Imagery Layers:', viewer.imageryLayers.length);
+
+
+
+// Load CZML from FastAPI endpoint
+fetch(`${API_BASE_URL}/czml/test`)  
+  .then(response => {
+    if (!response.ok) {
+      throw new Error("Network response was not ok");
+    }
+    return response.json();
+  })
+  .then(czmlData => {
+    // Load the CZML data into a Cesium data source
+    const czmlSource = new Cesium.CzmlDataSource();
+    czmlSource.load(czmlData).then(() => {
+      viewer.dataSources.add(czmlSource);
+      viewer.zoomTo(czmlSource);
+    });
+  })
+  .catch(error => {
+    console.error("Failed to load CZML:", error);
+  });
+
+

frontend/public/config.js

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+// config.js
+export const API_BASE_URL = "http://aegis.sbln.bxl.skynav.cloud:8000";

frontend/public/index.html

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+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8" />
+  <title>SkyNav SpaceCom</title>
+
+  <!-- CesiumJS -->
+  <script src="https://cesium.com/downloads/cesiumjs/releases/1.110/Build/Cesium/Cesium.js"></script>
+  <link href="https://cesium.com/downloads/cesiumjs/releases/1.110/Build/Cesium/Widgets/widgets.css" rel="stylesheet">
+
+  <!-- Google Font (Montserrat) -->
+  <link href="https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600&display=swap" rel="stylesheet">
+
+  <style>
+    html, body {
+      width: 100%;
+      height: 100%;
+      margin: 0;
+      padding: 0;
+      overflow: hidden;
+      font-family: 'Montserrat', sans-serif;
+      background-color: #000;
+    }
+
+    #branding {
+      height: 6em;
+      background: linear-gradient(to right, #1e124f, #2e1a6d); /* SkyNav deep purple gradient */
+      color: #fff;
+      padding: 1em;
+      text-align: center;
+      border-bottom: 2px solid #352f66;
+      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
+    }
+
+    #branding h1 {
+      margin: 0;
+      font-size: 1.8em;
+      font-weight: 600;
+      letter-spacing: 1px;
+    }
+
+    #branding p {
+      margin: 0.3em 0 0;
+      font-size: 1em;
+      color: #ccc;
+    }
+
+    #cesiumContainer {
+      position: absolute;
+      top: 8em;
+      left: 0;
+      right: 0;
+      bottom: 0;
+    }
+  </style>
+</head>
+<body>
+
+  <header id="branding">
+    <h1>🛰️ SkyNav SpaceCom</h1>
+    <p>Real-Time Orbit & Re-entry Monitoring Platform</p>
+  </header>
+
+  <div id="cesiumContainer"></div>
+  <script type="module" src="app.js"></script>
+
+
+</body>
+</html>

worker/fetch.py

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+# Placeholder for TLE or CDM ingestion logic
+print("Worker fetch script ready. Implement data polling here.")