feat: add bot-triggered deployment via /update deploy command

- Added Docker socket mount to docker-compose.prod.yml
- Added project directory mount for git operations
- Added performDeploy, isDeployAvailable methods to UpdateService
- Added /update deploy subcommand for Discord-triggered deployments
- Added deploy-related embeds to update.view.ts

shared/modules/admin/update.service.ts

@@ -469,4 +469,109 @@ export class UpdateService {
         }
         // Don't clear rollback cache here - rollback file persists
     }
+
+    // =========================================================================
+    // Bot-Triggered Deployment Methods
+    // =========================================================================
+
+    private static readonly DEPLOY_TIMEOUT_MS = 300_000; // 5 minutes for full deploy
+
+    /**
+     * Get the deploy directory path from environment or default
+     */
+    static getDeployDir(): string {
+        return process.env.DEPLOY_DIR || "/app/deploy";
+    }
+
+    /**
+     * Check if deployment is available (docker socket accessible)
+     */
+    static async isDeployAvailable(): Promise<boolean> {
+        try {
+            await execWithTimeout("docker --version", 5000);
+            return true;
+        } catch {
+            return false;
+        }
+    }
+
+    /**
+     * Perform a full deployment: git pull + docker compose rebuild
+     * This will restart the container with the new code
+     * 
+     * @param onProgress - Callback for progress updates
+     * @returns Object with success status, output, and commit info
+     */
+    static async performDeploy(onProgress?: (step: string) => void): Promise<{
+        success: boolean;
+        previousCommit: string;
+        newCommit: string;
+        output: string;
+        error?: string;
+    }> {
+        const deployDir = this.getDeployDir();
+        let previousCommit = "";
+        let newCommit = "";
+        let output = "";
+
+        try {
+            // 1. Get current commit
+            onProgress?.("Getting current version...");
+            const { stdout: currentSha } = await execWithTimeout(
+                `cd ${deployDir} && git rev-parse --short HEAD`,
+                DEFAULT_TIMEOUT_MS
+            );
+            previousCommit = currentSha.trim();
+            output += `📍 Current: ${previousCommit}\n`;
+
+            // 2. Pull latest changes
+            onProgress?.("Pulling latest code...");
+            const { stdout: pullOutput } = await execWithTimeout(
+                `cd ${deployDir} && git pull origin main`,
+                DEFAULT_TIMEOUT_MS
+            );
+            output += `📥 Pull: ${pullOutput.includes("Already up to date") ? "Already up to date" : "Updated"}\n`;
+
+            // 3. Get new commit
+            const { stdout: newSha } = await execWithTimeout(
+                `cd ${deployDir} && git rev-parse --short HEAD`,
+                DEFAULT_TIMEOUT_MS
+            );
+            newCommit = newSha.trim();
+            output += `📍 New: ${newCommit}\n`;
+
+            // 4. Rebuild and restart container (this will kill the current process)
+            onProgress?.("Rebuilding and restarting...");
+
+            // Use spawn with detached mode so the command continues after we exit
+            const { spawn } = await import("child_process");
+            const deployProcess = spawn(
+                "sh",
+                ["-c", `cd ${deployDir} && docker compose -f docker-compose.prod.yml up -d --build`],
+                {
+                    detached: true,
+                    stdio: "ignore"
+                }
+            );
+            deployProcess.unref();
+
+            output += `🚀 Deploy triggered - container will restart\n`;
+
+            return {
+                success: true,
+                previousCommit,
+                newCommit,
+                output
+            };
+
+        } catch (error) {
+            return {
+                success: false,
+                previousCommit,
+                newCommit,
+                output,
+                error: error instanceof Error ? error.message : String(error)
+            };
+        }
+    }
 }