add sqlcipher support to docker build

- Install sqlcipher-dev in builder stage
- Configure exqlite to use system SQLCipher
- Add sqlcipher-libs to runtime image
- Exclude mockups/ from live reload patterns

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

config/dev.exs

@@ -1,6 +1,7 @@
 import Config
 
 # Configure your database
+# Optional: set SECRET_KEY_DB to test SQLCipher encryption locally
 config :berrypod, Berrypod.Repo,
   database: Path.expand("../berrypod_dev.db", __DIR__),
   pool_size: 5,
@@ -12,6 +13,7 @@ config :berrypod, Berrypod.Repo,
   stacktrace: true,
   show_sensitive_data_on_connection_error: true
 
+
 # For development, we disable any cache and enable
 # debugging and code reloading.
 #
@@ -68,7 +70,7 @@ config :berrypod, BerrypodWeb.Endpoint,
   live_reload: [
     web_console_logger: true,
     patterns: [
-      ~r"priv/static/(?!uploads/).*(js|css|png|jpeg|jpg|gif|svg)$",
+      ~r"priv/static/(?!uploads/|mockups/).*(js|css|png|jpeg|jpg|gif|svg)$",
       ~r"priv/gettext/.*(po)$",
       ~r"lib/berrypod_web/(?:controllers|live|components|router)/?.*\.(ex|heex)$"
     ]