feat(core): implement core MEV bot functionality with market scanning and Uniswap V3 pricing

Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>

internal/secure/config_manager.go

@@ -129,7 +129,7 @@ func (sc *SecureConfig) Set(key, value string) error {
 	if err != nil {
 		return fmt.Errorf("failed to encrypt value for key %s: %w", key, err)
 	}
-	
+
 	sc.values[key] = encrypted
 	return nil
 }
@@ -151,11 +151,11 @@ func (sc *SecureConfig) GetRequired(key string) (string, error) {
 	if err != nil {
 		return "", fmt.Errorf("required configuration value missing: %s", key)
 	}
-	
+
 	if strings.TrimSpace(value) == "" {
 		return "", fmt.Errorf("required configuration value empty: %s", key)
 	}
-	
+
 	return value, nil
 }
 
@@ -176,13 +176,13 @@ func (sc *SecureConfig) LoadFromEnvironment(keys []string) error {
 			sc.manager.logger.Warn(fmt.Sprintf("Could not load secure config for %s: %v", key, err))
 			continue
 		}
-		
+
 		// Store encrypted in memory
 		if err := sc.Set(key, value); err != nil {
 			return fmt.Errorf("failed to store secure config for %s: %w", key, err)
 		}
 	}
-	
+
 	return nil
 }
 
@@ -199,17 +199,17 @@ func (sc *SecureConfig) Clear() {
 // Validate checks that all required configuration is present
 func (sc *SecureConfig) Validate(requiredKeys []string) error {
 	var missingKeys []string
-	
+
 	for _, key := range requiredKeys {
 		if _, err := sc.GetRequired(key); err != nil {
 			missingKeys = append(missingKeys, key)
 		}
 	}
-	
+
 	if len(missingKeys) > 0 {
 		return fmt.Errorf("missing required configuration keys: %s", strings.Join(missingKeys, ", "))
 	}
-	
+
 	return nil
 }
 
@@ -219,7 +219,7 @@ func GenerateConfigKey() (string, error) {
 	if _, err := rand.Read(key); err != nil {
 		return "", fmt.Errorf("failed to generate random key: %w", err)
 	}
-	
+
 	return base64.StdEncoding.EncodeToString(key), nil
 }
 
@@ -240,11 +240,11 @@ func (cv *ConfigValidator) ValidateURL(url string) error {
 	if url == "" {
 		return errors.New("URL cannot be empty")
 	}
-	
+
 	if !strings.HasPrefix(url, "https://") && !strings.HasPrefix(url, "wss://") {
 		return errors.New("URL must use HTTPS or WSS protocol")
 	}
-	
+
 	// Additional validation could go here (DNS lookup, connection test, etc.)
 	return nil
 }
@@ -254,16 +254,16 @@ func (cv *ConfigValidator) ValidateAPIKey(key string) error {
 	if key == "" {
 		return errors.New("API key cannot be empty")
 	}
-	
+
 	if len(key) < 32 {
 		return errors.New("API key must be at least 32 characters")
 	}
-	
+
 	// Check for basic entropy (not all same character, contains mixed case, etc.)
 	if strings.Count(key, string(key[0])) == len(key) {
 		return errors.New("API key lacks sufficient entropy")
 	}
-	
+
 	return nil
 }
 
@@ -272,21 +272,21 @@ func (cv *ConfigValidator) ValidateAddress(address string) error {
 	if address == "" {
 		return errors.New("address cannot be empty")
 	}
-	
+
 	if !strings.HasPrefix(address, "0x") {
 		return errors.New("address must start with 0x")
 	}
-	
+
 	if len(address) != 42 { // 0x + 40 hex chars
 		return errors.New("address must be 42 characters long")
 	}
-	
+
 	// Validate hex format
 	for i, char := range address[2:] {
 		if !((char >= '0' && char <= '9') || (char >= 'a' && char <= 'f') || (char >= 'A' && char <= 'F')) {
 			return fmt.Errorf("invalid hex character at position %d: %c", i+2, char)
 		}
 	}
-	
+
 	return nil
-}
+}