chore: add easy fly hosting file

hosting/fly.toml

@@ -0,0 +1,28 @@
+# fly.toml app configuration file generated for alby-jim-ghcr on 2024-08-18T21:01:37+07:00
+#
+# See https://fly.io/docs/reference/configuration/ for information about how to use this file.
+#
+
+app = 'alby-jim'
+primary_region = 'lax'
+swap_size_mb = 512
+
+[build]
+  image = 'ghcr.io/getalby/jim:latest'
+
+[[mounts]]
+  source = 'jim_data'
+  destination = '/data'
+  initial_size = '1'
+
+[http_service]
+  internal_port = 3000
+  force_https = true
+  auto_stop_machines = 'stop'
+  auto_start_machines = true
+  min_machines_running = 0
+  processes = ['app']
+
+[[vm]]
+  size = 'shared-cpu-1x'
+  memory_mb = 512