remove inline body fetch from fetchEnvelopes, bodies now come from MIME-aware prefetchBodies

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Packages/MagnumOpusCore/Sources/IMAPClient/IMAPClient.swift

@@ -74,7 +74,6 @@ public actor IMAPClient: IMAPClientProtocol {
 				.flags,
 				.uid,
 				.rfc822Size,
-				.bodySection(peek: true, SectionSpecifier(kind: .text), nil),
 			],
 			[]
 		))
@@ -417,24 +416,16 @@ public actor IMAPClient: IMAPClientProtocol {
 		var currentEnvelope: Envelope?
 		var currentFlags: [Flag] = []
 		var currentSize: Int = 0
-		var bodyBuffer = ByteBuffer()
 
 		for response in responses {
 			switch response {
 			case .fetch(let fetchResponse):
 				switch fetchResponse {
-				case .start:
+				case .start, .startUID:
 					currentUID = nil
 					currentEnvelope = nil
 					currentFlags = []
 					currentSize = 0
-					bodyBuffer = ByteBuffer()
-				case .startUID:
-					currentUID = nil
-					currentEnvelope = nil
-					currentFlags = []
-					currentSize = 0
-					bodyBuffer = ByteBuffer()
 				case .simpleAttribute(let attr):
 					switch attr {
 					case .uid(let uid):
@@ -448,12 +439,7 @@ public actor IMAPClient: IMAPClientProtocol {
 					default:
 						break
 					}
-				case .streamingBegin:
-					break
-				case .streamingBytes(let bytes):
-					var mutableBytes = bytes
-					bodyBuffer.writeBuffer(&mutableBytes)
-				case .streamingEnd:
+				case .streamingBegin, .streamingBytes, .streamingEnd:
 					break
 				case .finish:
 					if let uid = currentUID {
@@ -461,8 +447,7 @@ public actor IMAPClient: IMAPClientProtocol {
 							uid: uid,
 							envelope: currentEnvelope,
 							flags: currentFlags,
-							size: currentSize,
-							bodyBuffer: bodyBuffer
+							size: currentSize
 						)
 						envelopes.append(envelope)
 					}
@@ -566,8 +551,7 @@ public actor IMAPClient: IMAPClientProtocol {
 		uid: Int,
 		envelope: Envelope?,
 		flags: [Flag],
-		size: Int,
-		bodyBuffer: ByteBuffer
+		size: Int
 	) -> FetchedEnvelope {
 		let subject = envelope?.subject.flatMap { String(buffer: $0) }
 		let date = envelope?.date.map { String($0) } ?? ""
@@ -577,28 +561,6 @@ public actor IMAPClient: IMAPClientProtocol {
 		let to = envelope?.to.compactMap { extractEmailAddress($0) } ?? []
 		let cc = envelope?.cc.compactMap { extractEmailAddress($0) } ?? []
 
-		let bodyText: String?
-		let bodyHtml: String?
-		if bodyBuffer.readableBytes > 0 {
-			let bodyString = String(buffer: bodyBuffer)
-			let lowered = bodyString.lowercased()
-			if lowered.contains("<html") || lowered.contains("<body") || lowered.contains("<div") {
-				bodyText = nil
-				bodyHtml = bodyString
-			} else {
-				bodyText = bodyString
-				bodyHtml = nil
-			}
-		} else {
-			bodyText = nil
-			bodyHtml = nil
-		}
-
-		let snippet: String? = bodyText.map { text in
-			let trimmed = text.trimmingCharacters(in: .whitespacesAndNewlines)
-			return String(trimmed.prefix(200))
-		}
-
 		return FetchedEnvelope(
 			uid: uid,
 			messageId: messageId,
@@ -609,9 +571,9 @@ public actor IMAPClient: IMAPClientProtocol {
 			to: to,
 			cc: cc,
 			date: date,
-			snippet: snippet,
-			bodyText: bodyText,
-			bodyHtml: bodyHtml,
+			snippet: nil,
+			bodyText: nil,
+			bodyHtml: nil,
 			isRead: flags.contains(.seen),
 			isFlagged: flags.contains(.flagged),
 			size: size