env fix

.env.secrets

@@ -0,0 +1,17 @@
+# Secrets for LOCAL runs. Git ignores this file — that is the whole point of it.
+#
+# Every other .env file in this folder is tracked, so a key written there is a
+# key pushed to the repository. This one is not, so it is where a key goes.
+#
+# It does NOT reach production. The container takes its environment from Dokploy
+# and no .env file is copied into the image, so these same three names have to be
+# set again in Dokploy → your backend application → Environment → Redeploy.
+
+# Nearle Buddy. Three variables and nothing else is needed; ASSISTANT_PROVIDER is
+# worked out from the model name.
+ASSISTANT_BASE_URL=https://api.groq.com/openai/v1
+ASSISTANT_MODEL=openai/gpt-oss-120b
+
+# Paste your Groq key here, from https://console.groq.com/keys
+# The one used while building this is in the chat history and should be replaced.
+ASSISTANT_API_KEY=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

.gitignore

@@ -54,3 +54,8 @@ Thumbs.db
 # that getting worse, but the existing history still has them and the password
 # should be rotated.
 
+
+# Secrets, for local runs only. Never committed — the rule below is what makes
+# that true, and it is why this file exists separately from .env.local, which
+# IS tracked and therefore cannot hold a key.
+

config/assistant_test.go

@@ -89,3 +89,45 @@ func TestTheTierFallbackDoesNotHideAMissingModel(t *testing.T) {
 		t.Fatal("balanced resolved to something despite being unset")
 	}
 }
+
+// Where a secret is allowed to live.
+//
+// `.env`, `.env.local` and `.env.production` are all tracked by git, so a key
+// written to any of them is a key published. There was nowhere else, and the
+// standing instruction was to export it in the shell on every run — which is
+// the kind of instruction people route around by editing a tracked file.
+func TestASecretsFileIsReadBeforeAnyTrackedEnvFile(t *testing.T) {
+	order := envFileOrder("local")
+
+	if len(order) == 0 || order[0] != ".env.secrets" {
+		t.Fatalf(".env.secrets is not read first, so a tracked file wins: %v", order)
+	}
+	// godotenv does not overwrite, so being first IS what makes it authoritative.
+	// Being merely present would let .env.local decide the key instead.
+	for _, tracked := range []string{".env.local", ".env"} {
+		for i, name := range order {
+			if name == tracked && i == 0 {
+				t.Fatalf("%s is read first; a secret there would be committed", tracked)
+			}
+		}
+	}
+}
+
+func TestTheEnvironmentsOwnFileBeatsTheSharedOne(t *testing.T) {
+	// `.env.production` must be consulted before the shared `.env`, or a
+	// production deployment silently takes the local defaults.
+	order := envFileOrder("production")
+
+	var production, shared int = -1, -1
+	for i, name := range order {
+		switch name {
+		case ".env.production":
+			production = i
+		case ".env":
+			shared = i
+		}
+	}
+	if production < 0 || shared < 0 || production > shared {
+		t.Fatalf("the environment's own file does not take precedence: %v", order)
+	}
+}

config/config.go

@@ -465,10 +465,21 @@ func (c *Config) validate() error {
 //
 // APP_ENV is read from the real environment before any file, so a file cannot
 // change which environment it is loaded for.
-func loadEnvFiles() {
-	appEnv := env("APP_ENV", EnvLocal)
+// `.env.secrets` is read FIRST and is the only one of these git does not track.
+// godotenv never overwrites a value already set, so first read wins — which is
+// what makes this file the place a key belongs. Every other file here is in the
+// repository, so a secret written to one is a secret published; there was
+// previously nowhere to put a key at all, and the answer was "export it in your
+// shell every time", which is the kind of instruction people route around.
+// envFileOrder is the read order, and the order is the rule: godotenv never
+// overwrites a value already set, so whichever file names a variable first is
+// the one that decides it.
+func envFileOrder(appEnv string) []string {
+	return []string{".env.secrets", ".env." + appEnv, ".env"}
+}
 
-	for _, name := range []string{".env." + appEnv, ".env"} {
+func loadEnvFiles() {
+	for _, name := range envFileOrder(env("APP_ENV", EnvLocal)) {
 		if _, err := os.Stat(name); err != nil {
 			continue
 		}

scratch/buddystatus/main.go

@@ -0,0 +1,81 @@
+// Asks the deployed server whether Nearle Buddy has a model.
+//
+//	go run ./scratch/buddystatus              # production
+//	go run ./scratch/buddystatus http://localhost:1122
+//
+// `/assistant/status` sits behind the session guard, so this mints one. That it
+// CAN mint one, from a secret sitting in a tracked file, is itself the finding
+// recorded in middleware/webauth.go: anybody with repository access can issue a
+// session for any tenant. Rotating POS_TOKEN_SECRET out of `.env.local` is the
+// fix, and this tool stops working the day that happens — which is correct.
+//
+// Read-only. It asks one question and prints the answer.
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+	"os"
+	"strings"
+	"time"
+
+	"nearle/utils"
+
+	"github.com/joho/godotenv"
+)
+
+func main() {
+	// The secret lives in the env files, not in this program.
+	_ = godotenv.Load(".env.local")
+	_ = godotenv.Load(".env")
+
+	host := "https://fiesta.nearle.app"
+	if len(os.Args) > 1 {
+		host = strings.TrimRight(os.Args[1], "/")
+	}
+
+	token, _, err := utils.MintWebToken(utils.WebClaims{Userid: 904, Tenantid: 1147}, time.Now())
+	if err != nil {
+		fmt.Println("cannot mint a session:", err)
+		fmt.Println("POS_TOKEN_SECRET is not set here, or is shorter than 16 characters.")
+		os.Exit(1)
+	}
+
+	url := host + "/live/api/v1/web/assistant/status"
+	req, _ := http.NewRequest("GET", url, nil)
+	req.Header.Set("Authorization", "Bearer "+token)
+
+	resp, err := (&http.Client{Timeout: 20 * time.Second}).Do(req)
+	if err != nil {
+		fmt.Println("could not reach", url, err)
+		os.Exit(1)
+	}
+	defer resp.Body.Close()
+
+	body, _ := io.ReadAll(resp.Body)
+	fmt.Printf("%s\nHTTP %d\n%s\n\n", url, resp.StatusCode, body)
+
+	var envelope struct {
+		Details struct {
+			Available bool   `json:"available"`
+			Reason    string `json:"reason"`
+		} `json:"details"`
+	}
+	if json.Unmarshal(body, &envelope) != nil {
+		return
+	}
+
+	switch {
+	case resp.StatusCode == http.StatusUnauthorized:
+		fmt.Println("The session was refused — this deployment signs with a different secret.")
+	case envelope.Details.Available:
+		fmt.Println("Buddy has a model. The composer should accept a question on Console, Sales and Inventory.")
+	case envelope.Details.Reason != "":
+		fmt.Println("Buddy is off:", envelope.Details.Reason)
+	default:
+		fmt.Println("Buddy is off. This build does not say why — ASSISTANT_BASE_URL, ASSISTANT_MODEL")
+		fmt.Println("and ASSISTANT_API_KEY are what it needs, set on the platform and redeployed.")
+	}
+}