feat: support physical and Docker Ollama runtimes

scripts/install_ollama.sh

@@ -7,6 +7,45 @@ if [[ "$(uname -s)" != "Linux" ]]; then
   exit 1
 fi
 
+is_container() {
+  if [[ -f /.dockerenv ]]; then
+    return 0
+  fi
+  [[ -f /run/.containerenv ]]
+}
+
+ollama_endpoint() {
+  if [[ -n "${OLLAMA_HOST:-}" ]]; then
+    printf '%s' "${OLLAMA_HOST%/}"
+  elif is_container; then
+    printf '%s' 'http://ollama:11434'
+  else
+    printf '%s' 'http://localhost:11434'
+  fi
+}
+
+check_endpoint() {
+  command -v curl >/dev/null 2>&1 || return 1
+  curl --fail --silent --show-error --max-time 5 "$(ollama_endpoint)/api/version" >/dev/null
+}
+
+if [[ "${1:-}" == "--check" ]]; then
+  if command -v ollama >/dev/null 2>&1 && ! is_container; then
+    ollama --version >/dev/null
+    exit 0
+  fi
+  check_endpoint
+  exit $?
+fi
+
+if is_container; then
+  if check_endpoint; then
+    exit 0
+  fi
+  printf '%s\n' 'Docker/container runtime detected. Configure OLLAMA_HOST to a reachable Ollama service (for example http://ollama:11434 or http://host.docker.internal:11434); Hermes will not install Ollama inside its own container.' >&2
+  exit 1
+fi
+
 if command -v ollama >/dev/null 2>&1; then
   ollama --version >/dev/null
   exit 0