Fix SQL Connection String (#1584)

* Update SQL connection string storage method

* Revert Docker Compose template

* Revert Docker Compose Builder version back to 3

util/Setup/EnvironmentFileBuilder.cs

@@ -75,7 +75,7 @@ namespace Bit.Setup
             _globalOverrideValues = new Dictionary<string, string>
             {
                 ["globalSettings__baseServiceUri__vault"] = _context.Config.Url,
-                ["globalSettings__sqlServer__connectionString"] = $"'{dbConnectionString}'",
+                ["globalSettings__sqlServer__connectionString"] = $"\"{dbConnectionString.Replace("\"", "\\\"")}\"",
                 ["globalSettings__identityServer__certificatePassword"] = _context.Install?.IdentityCertPassword,
                 ["globalSettings__internalIdentityKey"] = _context.Stub ? "RANDOM_IDENTITY_KEY" :
                     Helpers.SecureRandomString(64, alpha: true, numeric: true),
@@ -142,7 +142,7 @@ namespace Bit.Setup
                 }
                 else
                 {
-                    _values.Add(lineParts[0], value);
+                    _values.Add(lineParts[0], value.Replace("\\\"", "\""));
                 }
             }
         }

util/Setup/Helpers.cs

@@ -105,7 +105,7 @@ namespace Bit.Setup
             {
                 if (line.StartsWith($"{key}="))
                 {
-                    return line.Split(new char[] { '=' }, 2)[1].Trim('"');
+                    return line.Split(new char[] { '=' }, 2)[1].Trim('"').Replace("\\\"", "\"");
                 }
             }