--- a/mrjunejune/main.c	Fri Aug 07 07:34:12 2026 -0700
+++ b/mrjunejune/main.c	Fri Aug 07 10:50:30 2026 -0700
@@ -132,6 +132,7 @@
 
 static void load_config(const char *config_path)
 {
+  boolean config_loaded = FALSE;
   FILE *f = fopen(config_path, "r");
   char workspace_config_path[1024] = {0};
   if (!f)
@@ -155,6 +156,7 @@
   }
   else
   {
+    config_loaded = TRUE;
     char line[512];
     while (fgets(line, sizeof(line), f))
     {
@@ -269,6 +271,20 @@
       {
         strncpy(g_server_host, value, sizeof(g_server_host) - 1);
       }
+      else if (strcmp(key, "MRJUNEJUNE_ALLOW_GUEST_INFERENCE") == 0)
+      {
+        if (strcmp(value, "1") == 0 || strcasecmp(value, "true") == 0)
+          g_guest_inference_enabled = TRUE;
+        else if (strcmp(value, "0") == 0 || strcasecmp(value, "false") == 0)
+          g_guest_inference_enabled = FALSE;
+        else
+        {
+          fprintf(
+              stderr,
+              "[CONFIG] ERROR: MRJUNEJUNE_ALLOW_GUEST_INFERENCE must be true or false\n");
+          exit(1);
+        }
+      }
       else if (strcmp(key, "AUTH_GUEST_DAILY_TURNS") == 0)
       {
         int64 v;
@@ -320,7 +336,7 @@
          g_auth_bootstrap_username[0] ? g_auth_bootstrap_username : "(none)",
          g_auth_trusted_proxy[0] ? "(set)" : "(not set)");
 
-  const char *database_path_override = getenv("DB_PATH");
+  const char *database_path_override = getenv("MRJUNEJUNE_DB_PATH");
   const char *test_tmpdir = getenv("TEST_TMPDIR");
   if (database_path_override && database_path_override[0] != '\0')
   {
@@ -331,8 +347,9 @@
     snprintf(g_db_path, sizeof(g_db_path), "%s/mrjunejune.db", test_tmpdir);
   }
 
-  /* Environment overrides: env vars always take precedence over file.
-   * Values are never logged. */
+  /* Environment configuration is a compatibility/testing fallback only when
+   * no config file is present. Dynamic supervisor wiring is read separately. */
+  if (!config_loaded)
   {
     const char *env;
 
@@ -355,8 +372,6 @@
       }
       g_s3_url_expires = (int)v;
     }
-    if ((env = getenv("MRJUNEJUNE_DB_PATH")) && env[0] != '\0')
-      strncpy(g_db_path, env, sizeof(g_db_path) - 1);
     if ((env = getenv("AWS_MRJUNEJUNE_ACCESS_KEY")) && env[0] != '\0')
       strncpy(g_s3_access_key, env, sizeof(g_s3_access_key) - 1);
     if ((env = getenv("AWS_MRJUNEJUNE_SECRET_ACCESS_KEY")) && env[0] != '\0')
@@ -2357,7 +2372,11 @@
   signal(SIGTERM, handle_sigint);
 
   // Load the ignored runtime config when present; environment overrides follow.
-  load_config("mrjunejune/.config");
+  const char *config_path = getenv("MRJUNEJUNE_CONFIG_PATH");
+  load_config(
+      config_path && config_path[0] != '\0'
+          ? config_path
+          : "mrjunejune/.config");
 
   // Initialize S3 config using global credentials populated by load_config
   g_s3_config.access_key_id = g_s3_access_key;