feat: Store update restart context in the deployment directory and configure Docker to use the default bun user.

Dockerfile.prod

@@ -27,8 +27,8 @@ RUN cd web && bun run build
 FROM oven/bun:latest AS production
 WORKDIR /app
 
-# Create non-root user for security
-RUN groupadd --system appgroup && useradd --system --gid appgroup appuser
+# Create non-root user for security (bun user already exists with 1000:1000)
+# No need to create user/group
 
 # Install runtime dependencies for update/deploy commands
 RUN apt-get update && apt-get install -y \
@@ -43,18 +43,18 @@ RUN apt-get update && apt-get install -y \
     && git config --system --add safe.directory /app/deploy
 
 # Copy only what's needed for production
-COPY --from=builder --chown=appuser:appgroup /app/node_modules ./node_modules
-COPY --from=builder --chown=appuser:appgroup /app/web/node_modules ./web/node_modules
-COPY --from=builder --chown=appuser:appgroup /app/web/dist ./web/dist
-COPY --from=builder --chown=appuser:appgroup /app/web/src ./web/src
-COPY --from=builder --chown=appuser:appgroup /app/bot ./bot
-COPY --from=builder --chown=appuser:appgroup /app/shared ./shared
-COPY --from=builder --chown=appuser:appgroup /app/package.json .
-COPY --from=builder --chown=appuser:appgroup /app/drizzle.config.ts .
-COPY --from=builder --chown=appuser:appgroup /app/tsconfig.json .
+COPY --from=builder --chown=bun:bun /app/node_modules ./node_modules
+COPY --from=builder --chown=bun:bun /app/web/node_modules ./web/node_modules
+COPY --from=builder --chown=bun:bun /app/web/dist ./web/dist
+COPY --from=builder --chown=bun:bun /app/web/src ./web/src
+COPY --from=builder --chown=bun:bun /app/bot ./bot
+COPY --from=builder --chown=bun:bun /app/shared ./shared
+COPY --from=builder --chown=bun:bun /app/package.json .
+COPY --from=builder --chown=bun:bun /app/drizzle.config.ts .
+COPY --from=builder --chown=bun:bun /app/tsconfig.json .
 
 # Switch to non-root user
-USER appuser
+USER bun
 
 # Expose web dashboard port
 EXPOSE 3000

bot/commands/admin/update.ts

@@ -213,6 +213,18 @@ async function handleDeploy(interaction: any) {
         });
 
         if (result.success) {
+            // Save restart context so we can notify on startup
+            await UpdateService.prepareRestartContext({
+                channelId: interaction.channelId,
+                userId: interaction.user.id,
+                timestamp: Date.now(),
+                runMigrations: true, // Always check migrations on deploy
+                installDependencies: false, // Handled by Docker build
+                buildWebAssets: false, // Handled by Docker build
+                previousCommit: result.previousCommit,
+                newCommit: result.newCommit
+            });
+
             await interaction.editReply({
                 embeds: [getDeploySuccessEmbed(
                     result.previousCommit,

shared/modules/admin/update.service.ts

@@ -1,6 +1,7 @@
 import { exec, type ExecException } from "child_process";
 import { promisify } from "util";
 import { writeFile, readFile, unlink } from "fs/promises";
+import * as path from "path";
 import { Client, TextChannel } from "discord.js";
 import { getPostRestartEmbed, getPostRestartProgressEmbed, type PostRestartProgress } from "@/modules/admin/update.view";
 import type { PostRestartResult } from "@/modules/admin/update.view";
@@ -270,7 +271,8 @@ export class UpdateService {
      * Prepare restart context with rollback info
      */
     static async prepareRestartContext(context: RestartContext): Promise<void> {
-        await writeFile(this.CONTEXT_FILE, JSON.stringify(context));
+        const filePath = path.join(this.getDeployDir(), this.CONTEXT_FILE);
+        await writeFile(filePath, JSON.stringify(context));
     }
 
     /**
@@ -325,7 +327,8 @@ export class UpdateService {
 
     private static async loadRestartContext(): Promise<RestartContext | null> {
         try {
-            const contextData = await readFile(this.CONTEXT_FILE, "utf-8");
+            const filePath = path.join(this.getDeployDir(), this.CONTEXT_FILE);
+            const contextData = await readFile(filePath, "utf-8");
             return JSON.parse(contextData) as RestartContext;
         } catch {
             return null;
@@ -475,7 +478,8 @@ export class UpdateService {
 
     private static async cleanupContext(): Promise<void> {
         try {
-            await unlink(this.CONTEXT_FILE);
+            const filePath = path.join(this.getDeployDir(), this.CONTEXT_FILE);
+            await unlink(filePath);
         } catch {
             // File may not exist, ignore
         }