Add hexagon backend

Taskfile.yml

@@ -0,0 +1,24 @@
+version: '3'
+
+tasks:
+  install:
+    desc: Install all dependencies
+    cmds:
+      - uv sync
+      - cd frontend && npm install
+
+  pipeline:
+    desc: Run data processing pipeline
+    cmds:
+      - uv run python -m pipeline.run
+
+  server:
+    desc: Run FastAPI backend on port 8001
+    cmds:
+      - uv run fastapi dev server/main.py --port 8001
+  
+  frontend:
+    desc: Run frontend dev server on port 3030 (proxies /api to :8001)
+    dir: frontend
+    cmds:
+      - npm run dev