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/migrations/013_rename_cost_columns.sql

@@ -0,0 +1,15 @@
+-- Migration 013: Rename cost columns from per_1k to per_million
+-- This is idempotent - only runs if old columns exist
+
+DO $$
+BEGIN
+    IF EXISTS (SELECT 1 FROM information_schema.columns
+               WHERE table_name = 'model_configs'
+               AND column_name = 'cost_per_1k_input') THEN
+        ALTER TABLE model_configs RENAME COLUMN cost_per_1k_input TO cost_per_million_input;
+        ALTER TABLE model_configs RENAME COLUMN cost_per_1k_output TO cost_per_million_output;
+        RAISE NOTICE 'Renamed cost columns from per_1k to per_million';
+    ELSE
+        RAISE NOTICE 'Cost columns already renamed or do not exist';
+    END IF;
+END $$;