refactor(input): bake codex cli runtime

input/Docker/watch_and_customize.py

@@ -13,7 +13,6 @@ from __future__ import annotations
 
 import logging
 import os
-import shlex
 import shutil
 import subprocess
 import time
@@ -32,17 +31,9 @@ TEMPLATES_DIR = Path("/templates")
 TEMPLATE_CACHE = Path("/tmp/templates")
 PROMPT_TEMPLATE = TEMPLATES_DIR / "ResumeCustomizerPrompt.md"
 PROMPT_TEMPLATE_EXAMPLE = TEMPLATES_DIR / "ResumeCustomizerPrompt.md.example"
-NORMALIZER_TEMPLATE = Path('/app/JobDescriptionNormalizerPrompt.md')
+NORMALIZER_TEMPLATE = Path("/app/JobDescriptionNormalizerPrompt.md")
 
 POLL_INTERVAL_SECONDS = int(os.environ.get("POLL_INTERVAL_SECONDS", "5"))
-CODEX_COMMAND_TEMPLATE = os.environ.get(
-    "CODEX_COMMAND_TEMPLATE",
-    "codex prompt --input {prompt} --output {output} --format markdown",
-)
-CODEX_NORMALIZER_COMMAND_TEMPLATE = os.environ.get(
-    "CODEX_NORMALIZER_COMMAND_TEMPLATE",
-    CODEX_COMMAND_TEMPLATE,
-)
 CODEX_TIMEOUT_SECONDS = int(os.environ.get("CODEX_TIMEOUT_SECONDS", "600"))
 
 RESOLVED_PROMPT_TEMPLATE: Path | None = None
@@ -193,20 +184,19 @@ def slugify(component: str) -> str:
     return "-".join(parts)
 
 
-def run_codex(prompt_path: Path, output_path: Path, command_template: str) -> None:
-    """Execute the Codex CLI using the provided command template."""
-    command_text = command_template.format(
-        prompt=str(prompt_path),
-        output=str(output_path),
-    )
-    logging.info("Running Codex CLI command: %s", command_text)
-
-    try:
-        command = shlex.split(command_text)
-    except ValueError as exc:
-        raise FatalConfigurationError(
-            f"Unable to parse Codex command template into arguments: {exc}"
-        ) from exc
+def run_codex(prompt_path: Path, output_path: Path) -> None:
+    """Execute the Codex CLI."""
+    command = [
+        "codex",
+        "prompt",
+        "--input",
+        str(prompt_path),
+        "--output",
+        str(output_path),
+        "--format",
+        "markdown",
+    ]
+    logging.info("Running Codex CLI command: %s", " ".join(command))
 
     try:
         subprocess.run(
@@ -217,7 +207,7 @@ def run_codex(prompt_path: Path, output_path: Path, command_template: str) -> No
         )
     except FileNotFoundError as exc:
         raise FatalConfigurationError(
-            f"Executable not found while running Codex CLI command: {command[0]}"
+            "Codex CLI executable 'codex' not found in PATH"
         ) from exc
     except subprocess.TimeoutExpired as exc:
         raise RuntimeError("Codex CLI timed out") from exc
@@ -301,7 +291,7 @@ def normalize_job_description(job_file: Path) -> NormalizedJobDescription:
         prompt_path.write_text(prompt_text, encoding="utf-8")
 
         output_path = tmp_dir / "normalize_output.md"
-        run_codex(prompt_path, output_path, CODEX_NORMALIZER_COMMAND_TEMPLATE)
+        run_codex(prompt_path, output_path)
         normalized_text = output_path.read_text(encoding="utf-8").strip()
 
     return parse_normalized_output(normalized_text)
@@ -356,7 +346,7 @@ def process_job(job_file: Path) -> None:
         prompt_path.write_text(prompt_text, encoding="utf-8")
 
         output_path = tmp_dir / "codex_output.md"
-        run_codex(prompt_path, output_path, CODEX_COMMAND_TEMPLATE)
+        run_codex(prompt_path, output_path)
 
         generated_output = out_dir / output_filename
         counter = 1