Initial commit: TRI bootstrap server

- Caddy HTTPS static file server config
- Tor hidden service (V3 onion) for anonymous access
- Bootstrap generation script (blk0001.dat + txleveldb + database)
- Dropbox upload script
- Systemd services (tor-bootstrap, caddy)
- Operator guide and verification script

.env.example

@@ -0,0 +1,14 @@
+# Bootstrap Server Configuration
+# Copy to .env and fill in your values
+
+# Domain for the bootstrap server (clearnet)
+BOOTSTRAP_DOMAIN=bootstrap.cryptographic-triangles.org
+
+# Directory where bootstrap archives are stored (full path)
+BOOTSTRAP_DIR=/var/www/triangles-bootstrap
+
+# Tor hidden service port (internal, should match torrc)
+TOR_HS_PORT=80
+
+# Contact email for Let's Encrypt
+EMAIL=admin@example.com