feat: add SproutWorkCollect apps

SproutWorkCollect-Backend-Golang/internal/config/config.go

@@ -0,0 +1,79 @@
+package config
+
+import (
+	"os"
+	"path/filepath"
+	"strconv"
+)
+
+// Config holds all runtime configuration resolved from environment variables.
+type Config struct {
+	Port       int
+	AdminToken string
+	WorksDir   string
+	ConfigDir  string
+	Debug      bool
+}
+
+// Load reads environment variables and returns a fully-populated Config.
+//
+// Directory resolution priority:
+//  1. SPROUTWORKCOLLECT_WORKS_DIR / SPROUTWORKCOLLECT_CONFIG_DIR  (per-dir override)
+//  2. SPROUTWORKCOLLECT_DATA_DIR / DATA_DIR  (data root, works/ and config/ appended)
+//  3. ./data/works and ./data/config  (relative to current working directory)
+func Load() *Config {
+	cfg := &Config{
+		Port:       5000,
+		// Do not commit real admin tokens; override via ADMIN_TOKEN / SPROUTWORKCOLLECT_ADMIN_TOKEN.
+		AdminToken: "change-me",
+	}
+
+	if v := os.Getenv("PORT"); v != "" {
+		if p, err := strconv.Atoi(v); err == nil {
+			cfg.Port = p
+		}
+	}
+
+	if v := firstEnv("SPROUTWORKCOLLECT_ADMIN_TOKEN", "ADMIN_TOKEN"); v != "" {
+		cfg.AdminToken = v
+	}
+
+	dbg := os.Getenv("GIN_DEBUG")
+	cfg.Debug = dbg == "1" || dbg == "true"
+
+	dataDir := firstEnv("SPROUTWORKCOLLECT_DATA_DIR", "DATA_DIR")
+
+	worksDir := firstEnv("SPROUTWORKCOLLECT_WORKS_DIR", "WORKS_DIR")
+	if worksDir == "" {
+		if dataDir != "" {
+			worksDir = filepath.Join(dataDir, "works")
+		} else {
+			wd, _ := os.Getwd()
+			worksDir = filepath.Join(wd, "data", "works")
+		}
+	}
+
+	configDir := firstEnv("SPROUTWORKCOLLECT_CONFIG_DIR", "CONFIG_DIR")
+	if configDir == "" {
+		if dataDir != "" {
+			configDir = filepath.Join(dataDir, "config")
+		} else {
+			wd, _ := os.Getwd()
+			configDir = filepath.Join(wd, "data", "config")
+		}
+	}
+
+	cfg.WorksDir = filepath.Clean(worksDir)
+	cfg.ConfigDir = filepath.Clean(configDir)
+
+	return cfg
+}
+
+func firstEnv(keys ...string) string {
+	for _, k := range keys {
+		if v := os.Getenv(k); v != "" {
+			return v
+		}
+	}
+	return ""
+}