Begin work on Runpod docker config

tooling/pipeline/runpod/start.sh

@@ -0,0 +1,49 @@
+#!/bin/bash
+set -e
+
+# Configuration / Defaults
+MODEL_PATH="${BIERGARTEN_MODEL_PATH:-/workspace/models/google_gemma-4-E4B-it-Q6_K.gguf}"
+OUTPUT_DIR="${BIERGARTEN_OUTPUT_DIR:-/workspace/output}"
+LOG_PATH="${BIERGARTEN_LOG_PATH:-/workspace/logs/pipeline.log}"
+EXECUTABLE="/workspace/app/build/biergarten-pipeline"
+PROMPT_DIR="/workspace/app/build/prompts"
+
+echo "--- Starting Biergarten Pipeline Environment Check ---"
+
+# 1. Ensure volume mount directories exist
+mkdir -p "$OUTPUT_DIR"
+mkdir -p "$(dirname "$LOG_PATH")"
+
+# 2. Check for model file
+if [ ! -f "$MODEL_PATH" ]; then
+    echo "ERROR: Model not found at $MODEL_PATH"
+    echo "Current /workspace/models contents:"
+    ls -lh /workspace/models 2>/dev/null || echo "(directory does not exist)"
+    exit 1
+fi
+
+# 3. Build the command arguments
+ARGS=(
+    "--model"      "$MODEL_PATH"
+    "--prompt-dir" "$PROMPT_DIR"
+    "--output"     "$OUTPUT_DIR"
+    "--log-path"   "$LOG_PATH"
+)
+
+# Optional hyperparameters
+[[ -n "$BIERGARTEN_TEMPERATURE" ]] && ARGS+=("--temperature"  "$BIERGARTEN_TEMPERATURE")
+[[ -n "$BIERGARTEN_TOP_P" ]]       && ARGS+=("--top-p"        "$BIERGARTEN_TOP_P")
+[[ -n "$BIERGARTEN_TOP_K" ]]       && ARGS+=("--top-k"        "$BIERGARTEN_TOP_K")
+[[ -n "$BIERGARTEN_N_CTX" ]]       && ARGS+=("--n-ctx"        "$BIERGARTEN_N_CTX")
+[[ -n "$BIERGARTEN_SEED" ]]        && ARGS+=("--seed"         "$BIERGARTEN_SEED")
+[[ -n "$BIERGARTEN_GL_LAYERS" ]]   && ARGS+=("--n-gpu-layers" "$BIERGARTEN_GL_LAYERS")
+
+# Append any extra custom args
+if [[ -n "$BIERGARTEN_EXTRA_ARGS" ]]; then
+    ARGS+=($BIERGARTEN_EXTRA_ARGS)
+fi
+
+echo "--- Executing: $EXECUTABLE ${ARGS[*]} ---"
+
+# Execute the binary directly, replacing the shell process
+exec "$EXECUTABLE" "${ARGS[@]}"