Initial commit — AmexPal statement analyser

Python/Flask backend with pdfplumber parser, Svelte 4 frontend,
Docker multi-stage build. Includes category analysis, insights,
monthly/weekly charts, subscription audit, and annualised projections.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

docker-compose.yml

@@ -0,0 +1,8 @@
+services:
+  amexpal:
+    build: .
+    ports:
+      - "5000:5000"
+    env_file:
+      - .env            # optional — only needed for email sending
+    restart: unless-stopped