adding ollama installer

scripts/ollama_detect_and_link.sh

@@ -0,0 +1,53 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+echo "🔍 Detecting Ollama model directories and linking into OLLAMA_MODELS"
+
+# Load env if available
+if [ -f "$HOME/.bashrc" ]; then
+  set +u
+  # shellcheck disable=SC1091
+  source "$HOME/.bashrc" || true
+  set -u
+fi
+
+OLLAMA_MODELS="${OLLAMA_MODELS:-$HOME/models/ollama}"
+mkdir -p "$OLLAMA_MODELS"
+
+candidates=(
+  "$HOME/.ollama/models"
+  "$HOME/.local/share/ollama/models"
+  "/var/lib/ollama/models"
+  "/usr/local/var/ollama/models"
+  "$HOME/.ollama"
+)
+
+linked=0
+for cand in "${candidates[@]}"; do
+  if [ -d "$cand" ]; then
+    # skip empty directories
+    if [ -z "$(ls -A "$cand" 2>/dev/null)" ]; then
+      echo "ℹ️  Found $cand but it's empty — skipping"
+      continue
+    fi
+
+    name=$(basename "$cand")
+    dest="$OLLAMA_MODELS/$name"
+    if [ -e "$dest" ]; then
+      echo "ℹ️  Destination exists: $dest — skipping"
+      continue
+    fi
+    ln -sfn "$cand" "$dest"
+    echo "✅ Linked $cand → $dest"
+    linked=$((linked+1))
+  fi
+done
+
+if [ $linked -eq 0 ]; then
+  echo "⚠️  No existing Ollama model directories detected in common locations."
+  echo "You can place models in: $OLLAMA_MODELS or run: pull_ollama_model <model-ref> (see scripts/ollama_tmux.sh)"
+else
+  echo "🎉 Completed linking ($linked). Verify with: ls -la $OLLAMA_MODELS"
+fi
+
+echo "Done."