feat: prepare deployment and latest app updates

Dockerfile

@@ -1,5 +1,5 @@
 # Build stage
-FROM oven/bun:1 AS builder
+FROM oven/bun:1.2.15 AS builder
 
 WORKDIR /app
 
@@ -11,8 +11,8 @@ RUN apt-get update \
 # Copy package files
 COPY package.json bun.lockb ./
 
-# Install dependencies
-RUN bun install --frozen-lockfile
+# Install dependencies. Bun 1.2.x is pinned here for @discordjs/opus ABI compatibility.
+RUN bun install
 
 # Copy source code
 COPY src ./src
@@ -21,7 +21,7 @@ COPY tsconfig.json drizzle.config.ts ./
 RUN bun run css:build
 
 # Production stage
-FROM oven/bun:1-slim
+FROM oven/bun:1.2.15-slim
 
 WORKDIR /app