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/tenant-extensions.sql

@@ -0,0 +1,71 @@
+-- GT 2.0 Tenant Cluster Extensions Initialization
+-- Installs all extensions for tenant database including PGVector
+-- Requires pgvector/pgvector:pg15 Docker image
+
+-- Enable logging
+\set ON_ERROR_STOP on
+\set ECHO all
+
+-- NOTE: Removed \c gt2_tenants - Docker entrypoint runs this script
+-- against POSTGRES_DB (gt2_tenants) automatically.
+
+-- Vector extension for embeddings (PGVector) - Required for RAG/embeddings
+CREATE EXTENSION IF NOT EXISTS vector;
+
+-- Full-text search support
+CREATE EXTENSION IF NOT EXISTS pg_trgm;
+CREATE EXTENSION IF NOT EXISTS unaccent;
+
+-- Statistics and monitoring
+CREATE EXTENSION IF NOT EXISTS pg_stat_statements;
+CREATE EXTENSION IF NOT EXISTS pg_buffercache;
+
+-- UUID generation
+CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
+
+-- JSON support enhancements
+CREATE EXTENSION IF NOT EXISTS "btree_gin";
+CREATE EXTENSION IF NOT EXISTS "btree_gist";
+
+-- Security extensions
+CREATE EXTENSION IF NOT EXISTS "pgcrypto";
+
+-- Verify critical extensions are loaded
+DO $$
+DECLARE
+    ext_count INTEGER;
+BEGIN
+    -- Check vector extension
+    SELECT COUNT(*) INTO ext_count FROM pg_extension WHERE extname = 'vector';
+    IF ext_count = 0 THEN
+        RAISE EXCEPTION 'Vector extension not loaded - PGVector support required for embeddings';
+    ELSE
+        RAISE NOTICE 'Vector extension loaded successfully - PGVector enabled';
+    END IF;
+
+    -- Check pg_trgm extension
+    SELECT COUNT(*) INTO ext_count FROM pg_extension WHERE extname = 'pg_trgm';
+    IF ext_count = 0 THEN
+        RAISE EXCEPTION 'pg_trgm extension not loaded - Full-text search support required';
+    ELSE
+        RAISE NOTICE 'pg_trgm extension loaded successfully - Full-text search enabled';
+    END IF;
+
+    -- Check pg_stat_statements extension
+    SELECT COUNT(*) INTO ext_count FROM pg_extension WHERE extname = 'pg_stat_statements';
+    IF ext_count = 0 THEN
+        RAISE WARNING 'pg_stat_statements extension not loaded - Query monitoring limited';
+    ELSE
+        RAISE NOTICE 'pg_stat_statements extension loaded successfully - Query monitoring enabled';
+    END IF;
+END $$;
+
+-- Log completion
+DO $$
+BEGIN
+    RAISE NOTICE '=== GT 2.0 TENANT EXTENSIONS SETUP ===';
+    RAISE NOTICE 'Extensions configured in tenant database:';
+    RAISE NOTICE '- gt2_tenants: PGVector + full-text search + monitoring + crypto';
+    RAISE NOTICE 'All critical extensions verified and loaded';
+    RAISE NOTICE '======================================';
+END $$;