scripts: add opencode model listing sync helper

Queries lmstudio and ollama /v1/models endpoints to keep opencode.json
model entries up to date, preserving manual overrides.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

README.md

@@ -174,6 +174,7 @@ Format: `path | goal | usage`. This section is intentionally compact so `what` c
 - `scripts/setup/mount_container` | goal: mount or unmount LUKS container files listed in `.containers` manifests | usage: `scripts/setup/mount_container mount`
 - `scripts/setup/share.sh` | goal: run a local sharing workflow | usage: `scripts/setup/share.sh`
 - `scripts/setup/terminal-logs.sh` | goal: configure or collect terminal logging | usage: `scripts/setup/terminal-logs.sh`
+- `scripts/setup/update-models.sh` | goal: sync lmstudio and ollama model listings into opencode.json | usage: `scripts/setup/update-models.sh [lmstudio|ollama]`
 - `scripts/windows/Get-ZimmermanTools.ps1` | goal: download Zimmerman forensic tools on Windows | usage: `powershell -File scripts/windows/Get-ZimmermanTools.ps1`
 - `scripts/windows/getscreen.psm1` | goal: provide PowerShell screen-capture helpers | usage: `Import-Module scripts/windows/getscreen.psm1`
 - `scripts/windows/sbom.ps1` | goal: generate or inspect SBOM-related data in PowerShell | usage: `powershell -File scripts/windows/sbom.ps1`
@@ -298,7 +299,7 @@ Format: `path | goal | usage`. This section is intentionally compact so `what` c
 
 - `scripts/proxy/`: proxy environment propagation for apt, bash, and services.
 - `scripts/display/`: display and touchpad toggles, including named `xrandr` screen-layout presets.
-- `scripts/setup/`: host setup helpers such as automounting, sharing, terminal logging, encrypted container mounting, and Ubuntu telemetry disabling.
+- `scripts/setup/`: host setup helpers such as automounting, sharing, terminal logging, encrypted container mounting, Ubuntu telemetry disabling, and model listing sync for opencode.
 - `scripts/windows/`: PowerShell helpers, including Zimmerman tools bootstrap and SBOM-related work.
 
 ## `archive/`: Reference Material

scripts/setup/update-models.sh

@@ -0,0 +1,151 @@
+#!/usr/bin/env bash
+# Updates lmstudio and/or ollama model listings in opencode.json
+# by querying their /v1/models endpoints.
+#
+# Usage:
+#   ./update-models.sh                 # update both
+#   ./update-models.sh lmstudio        # update only lmstudio
+#   ./update-models.sh ollama          # update only ollama
+#
+# Requires: jq, curl
+
+set -uo pipefail
+
+CONFIG="${OPENCODE_CONFIG:-${HOME}/.config/opencode/opencode.json}"
+
+if [[ ! -f "$CONFIG" ]]; then
+  echo "Error: config not found at $CONFIG" >&2
+  exit 1
+fi
+
+if ! command -v jq &>/dev/null; then
+  echo "Error: jq is required. Install with: brew install jq" >&2
+  exit 1
+fi
+
+# Map provider name -> base URL (read from config)
+get_base_url() {
+  jq -r ".provider.${1}.options.baseURL // empty" "$CONFIG"
+}
+
+# Map provider name -> display label (read from config)
+get_display_name() {
+  jq -r ".provider.${1}.name // \"${1}\"" "$CONFIG"
+}
+
+# Fetch models from API endpoint and build the opencode models object.
+# Preserves any existing entries that have extra metadata (limits, modalities, variants)
+# beyond just a name — so your manual overrides aren't lost.
+build_models_json() {
+  local provider="$1"
+  local base_url="$2"
+  local display_name="$3"
+
+  local api_response
+  api_response=$(curl -sf --connect-timeout 5 "${base_url}/models" 2>/dev/null) || {
+    echo "Error: could not reach ${base_url}/models — is ${provider} running?" >&2
+    return 1
+  }
+
+  # Get list of model IDs from API
+  local model_ids
+  model_ids=$(echo "$api_response" | jq -r '.data[].id' | sort)
+
+  if [[ -z "$model_ids" ]]; then
+    echo "Warning: no models returned from ${provider}" >&2
+    return 1
+  fi
+
+  # Get existing models object (to preserve manual overrides)
+  local existing
+  existing=$(jq ".provider.${provider}.models // {}" "$CONFIG")
+
+  # Build new models object
+  local new_models="{}"
+  while IFS= read -r model_id; do
+    [[ -z "$model_id" ]] && continue
+
+    # Check if this model has extra config beyond just "name"
+    local existing_entry
+    existing_entry=$(echo "$existing" | jq -r --arg id "$model_id" '.[$id] // empty')
+
+    local has_extras="false"
+    if [[ -n "$existing_entry" ]]; then
+      local key_count
+      key_count=$(echo "$existing_entry" | jq 'keys | length')
+      if [[ "$key_count" -gt 1 ]]; then
+        has_extras="true"
+      fi
+    fi
+
+    if [[ "$has_extras" == "true" ]]; then
+      # Preserve existing entry with overrides, just update the name
+      new_models=$(echo "$new_models" | jq \
+        --arg id "$model_id" \
+        --argjson entry "$existing_entry" \
+        --arg name "${model_id} (${display_name})" \
+        '.[$id] = ($entry | .name = $name)')
+    else
+      # Simple entry with just a name
+      new_models=$(echo "$new_models" | jq \
+        --arg id "$model_id" \
+        --arg name "${model_id} (${display_name})" \
+        '.[$id] = { "name": $name }')
+    fi
+  done <<< "$model_ids"
+
+  echo "$new_models"
+}
+
+update_provider() {
+  local provider="$1"
+
+  # Check provider exists in config
+  if ! jq -e ".provider.${provider}" "$CONFIG" &>/dev/null; then
+    echo "Skipping ${provider}: not configured in opencode.json" >&2
+    return 0
+  fi
+
+  local base_url
+  base_url=$(get_base_url "$provider")
+  if [[ -z "$base_url" ]]; then
+    echo "Skipping ${provider}: no baseURL configured" >&2
+    return 0
+  fi
+
+  local display_name
+  display_name=$(get_display_name "$provider")
+
+  echo "Updating ${provider} models from ${base_url}..."
+
+  local new_models
+  new_models=$(build_models_json "$provider" "$base_url" "$display_name") || return 1
+
+  local count
+  count=$(echo "$new_models" | jq 'keys | length')
+
+  # Update config in-place
+  local tmp
+  tmp=$(mktemp)
+  jq --argjson models "$new_models" \
+    ".provider.${provider}.models = \$models" \
+    "$CONFIG" > "$tmp" && mv "$tmp" "$CONFIG"
+
+  echo "  ✓ ${provider}: ${count} models synced"
+}
+
+# --- Main ---
+
+targets=("${@:-lmstudio ollama}")
+errors=0
+
+for target in $targets; do
+  update_provider "$target" || ((errors++))
+done
+
+if [[ "$errors" -gt 0 ]]; then
+  echo "Done with ${errors} error(s). Run 'opencode models' to verify."
+  exit 1
+else
+  echo "Done. Run 'opencode models' to verify."
+fi