GT AI OS Community v2.0.33 - Add NVIDIA NIM and Nemotron agents

- Updated python_coding_microproject.csv to use NVIDIA NIM Kimi K2
- Updated kali_linux_shell_simulator.csv to use NVIDIA NIM Kimi K2
  - Made more general-purpose (flexible targets, expanded tools)
- Added nemotron-mini-agent.csv for fast local inference via Ollama
- Added nemotron-agent.csv for advanced reasoning via Ollama
- Added wiki page: Projects for NVIDIA NIMs and Nemotron

scripts/postgresql/migrations/T006_auth_logs.sql

@@ -0,0 +1,60 @@
+-- Migration: T006_auth_logs
+-- Description: Add authentication logging for user logins, logouts, and failed attempts
+-- Date: 2025-11-17
+-- Issue: #152
+
+-- This migration creates the auth_logs table to track authentication events
+-- for observability and security auditing purposes.
+
+BEGIN;
+
+-- Apply to existing tenant schemas
+DO $$
+DECLARE
+    tenant_schema TEXT;
+BEGIN
+    FOR tenant_schema IN
+        SELECT schema_name
+        FROM information_schema.schemata
+        WHERE schema_name LIKE 'tenant_%' AND schema_name != 'tenant_template'
+    LOOP
+        -- Create auth_logs table
+        EXECUTE format('
+            CREATE TABLE IF NOT EXISTS %I.auth_logs (
+                id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+                user_id TEXT NOT NULL,
+                email TEXT NOT NULL,
+                event_type TEXT NOT NULL CHECK (event_type IN (''login'', ''logout'', ''failed_login'')),
+                success BOOLEAN NOT NULL DEFAULT true,
+                failure_reason TEXT,
+                ip_address TEXT,
+                user_agent TEXT,
+                tenant_domain TEXT,
+                created_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
+                metadata JSONB DEFAULT ''{}''::jsonb
+            )', tenant_schema);
+
+        -- Create indexes
+        EXECUTE format('CREATE INDEX IF NOT EXISTS idx_auth_logs_user_id ON %I.auth_logs(user_id)', tenant_schema);
+        EXECUTE format('CREATE INDEX IF NOT EXISTS idx_auth_logs_email ON %I.auth_logs(email)', tenant_schema);
+        EXECUTE format('CREATE INDEX IF NOT EXISTS idx_auth_logs_event_type ON %I.auth_logs(event_type)', tenant_schema);
+        EXECUTE format('CREATE INDEX IF NOT EXISTS idx_auth_logs_created_at ON %I.auth_logs(created_at DESC)', tenant_schema);
+        EXECUTE format('CREATE INDEX IF NOT EXISTS idx_auth_logs_tenant_domain ON %I.auth_logs(tenant_domain)', tenant_schema);
+        EXECUTE format('CREATE INDEX IF NOT EXISTS idx_auth_logs_event_created ON %I.auth_logs(event_type, created_at DESC)', tenant_schema);
+
+        RAISE NOTICE 'Applied T006_auth_logs migration to schema: %', tenant_schema;
+    END LOOP;
+END $$;
+
+COMMIT;
+
+-- Verification query
+SELECT
+    n.nspname AS schema_name,
+    c.relname AS table_name,
+    pg_size_pretty(pg_total_relation_size(c.oid)) AS total_size
+FROM pg_class c
+JOIN pg_namespace n ON n.oid = c.relnamespace
+WHERE c.relname = 'auth_logs'
+    AND n.nspname LIKE 'tenant_%'
+ORDER BY n.nspname;