Add wiki refresh command and service updates

README.md

@@ -4,7 +4,7 @@ This project builds a student-friendly local lab environment for the courseware
 
 - `./deploy-courseware.sh` installs and configures the environment, then starts every managed service.
 - `./destroy-courseware.sh` stops the managed services, uninstalls courseware-managed Ollama, and removes the project-owned lab state.
-- `./labctl` provides day-two controls such as `assets lab2`, `ollama_models`, `start`, `stop`, `status`, `urls`, `logs`, and `open kiln`.
+- `./labctl` provides day-two controls such as `assets lab2`, `ollama_models`, `update_wiki`, `start`, `stop`, `status`, `urls`, `logs`, and `open kiln`.
 
 ## What It Installs
 
@@ -32,9 +32,8 @@ Lab 1 is now provisioned directly by the installer:
 
 `./labctl up` now pre-pulls the Lab 2 Gemma 4 E2B Ollama variants used by the wiki widget:
 
-- `cajina/gemma4_e2b-q2_k_xl:v01`
 - `batiai/gemma4-e2b:q4`
-- `bjoernb/gemma4-e2b-fast:latest`
+- `batiai/gemma4-e2b:q6`
 
 If you want to re-pull just those managed Ollama models later, run `./labctl ollama_models`.
 
@@ -137,6 +136,7 @@ The deployment will:
 - `./labctl versions` shows the pinned Netron version, minimum Ollama version, and Ansible runtime version used by this workspace.
 - `./labctl assets lab2` is a separate manual step that clones the base WhiteRabbitNeo repo into `assets/lab2/WhiteRabbitNeo-V3-7B` and downloads the supported `Q4_K_M`, `Q8_0`, and `IQ2_M` GGUFs into `assets/lab2/WhiteRabbitNeo_WhiteRabbitNeo-V3-7B-GGUF`.
 - `./labctl ollama_models` re-pulls the managed Lab 2 Gemma 4 E2B Ollama model set without rerunning the full installer.
+- `./labctl update_wiki` hard-resets the managed wiki checkout to the remote latest, rebuilds it, and restarts only the managed wiki service on port `80`.
 - `./labctl start core` starts only `ollama` and `open-webui`.
 - `./labctl start all` starts every managed web service.
 - `./labctl open kiln` launches the Kiln desktop app installed into the project state.