arr-init: fix bazarr-init config path and API key extraction

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-opencode)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

modules/arr-init.nix

@@ -236,6 +236,7 @@ let
   curl = "${pkgs.curl}/bin/curl";
   jq = "${pkgs.jq}/bin/jq";
   grep = "${pkgs.gnugrep}/bin/grep";
+  awk = "${pkgs.gawk}/bin/awk";
 
   mkDownloadClientPayload =
     dc:
@@ -392,14 +393,14 @@ let
   mkBazarrInitScript = pkgs.writeShellScript "bazarr-init" ''
     set -euo pipefail
 
-    CONFIG_INI="${bazarrCfg.dataDir}/config/config.ini"
+    CONFIG_YAML="${bazarrCfg.dataDir}/config/config.yaml"
 
-    if [ ! -f "$CONFIG_INI" ]; then
-      echo "Config file $CONFIG_INI not found, skipping bazarr init"
+    if [ ! -f "$CONFIG_YAML" ]; then
+      echo "Config file $CONFIG_YAML not found, skipping bazarr init"
       exit 0
     fi
 
-    API_KEY=$(${grep} -oP '(?<=apikey = )[^\n]+' "$CONFIG_INI")
+    API_KEY=$(${awk} '/^auth:/{f=1} f && /apikey:/{gsub(/.*apikey: /, ""); print; exit}' "$CONFIG_YAML")
     BASE_URL="http://localhost:${builtins.toString bazarrCfg.port}"
 
     # Wait for API to become available

services/arr/init.nix

@@ -97,7 +97,7 @@
 
   services.bazarrInit = {
     enable = true;
-    dataDir = service_configs.bazarr.dataDir;
+    dataDir = "/var/lib/bazarr";
     port = service_configs.ports.bazarr;
     sonarr = {
       enable = true;