Documentation update for 0.8.0

[Mr3zee]

Strict mode Migration
A series of changes to simplify kRPC protocol

• Remove fields support
• Remove stream scopes
• Simplify lifetime management
• Cold RPC clients creation
• Deprecated declarations cleanup
• Documentation update for previous changes

Subsystem
Kdocs, documentation

Problem Description
A lot of changes in 0.8.0 make most of the docs outdated.

Solution
Update API docs, examples, documentation website, and provide a migration guide.

[Copilot]

Pull Request Overview

Updates documentation and adds a migration guide for version 0.8.0, aligning examples and APIs with the latest library changes.

• Revamped many topic files to reflect breaking changes, new DSLs, and removal of deprecated APIs.
• Introduced dedicated krpc-client.topic and krpc-server.topic, and reorganized the navigation tree.
• Enhanced KDoc in core APIs (withService, RpcServer, RpcClient, RpcCall) and added deregisterService.

Reviewed Changes

Copilot reviewed 29 out of 29 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
docs/pages/kotlinx-rpc/topics/transport.topic	Clean up transport docs, update chapter titles and wording
docs/pages/kotlinx-rpc/topics/strict-mode.topic	Clarify strict-mode wording, remove deprecated Gradle section
docs/pages/kotlinx-rpc/topics/services.topic	Remove RemoteService, adjust code examples and paragraph tags
docs/pages/kotlinx-rpc/topics/rpc-servers.topic	Simplify registration examples, note deregistration support
docs/pages/kotlinx-rpc/topics/rpc-clients.topic	Refine client stub description, remove outdated DSL, add tip
docs/pages/kotlinx-rpc/topics/plugins.topic	Add rpc extension section, wrap notes in <note>
docs/pages/kotlinx-rpc/topics/krpc-server.topic	New Ktor server integration doc
docs/pages/kotlinx-rpc/topics/krpc-ktor.topic	New Ktor transport doc with examples
docs/pages/kotlinx-rpc/topics/krpc-client.topic	New Ktor client integration doc
docs/pages/kotlinx-rpc/topics/features.topic	Update streaming examples, remove RemoteService from interfaces
docs/pages/kotlinx-rpc/topics/configuration.topic	Rewrite DSL examples, improve grammar
docs/pages/kotlinx-rpc/topics/annotation-type-safety.topic	Extend annotation type-safety examples
docs/pages/kotlinx-rpc/topics/0-8-0.topic	Add comprehensive migration guide for 0.8.0
docs/pages/kotlinx-rpc/rpc.tree	Update site navigation to include new and moved topic files
core/src/commonMain/kotlin/kotlinx/rpc/withService.kt	Enhance KDoc for withService overloads
core/src/commonMain/kotlin/kotlinx/rpc/annotations/Rpc.kt	Expand examples in @Rpc annotation docs
core/src/commonMain/kotlin/kotlinx/rpc/annotations/CheckedTypeAnnotation.kt	Improve @CheckedTypeAnnotation KDoc
core/src/commonMain/kotlin/kotlinx/rpc/RpcServer.kt	Add KDoc for deregisterService, tweak registerService docs
core/src/commonMain/kotlin/kotlinx/rpc/RpcClient.kt	Remove outdated CoroutineScope import, polish KDoc
core/src/commonMain/kotlin/kotlinx/rpc/RpcCall.kt	Clarify KDoc wording for RpcCall properties

Comments suppressed due to low confidence (3)

docs/pages/kotlinx-rpc/topics/rpc-clients.topic:23

• This link points to grpc-services.topic, which doesn’t exist. Update it to the correct gRPC services documentation or remove the reference.

See <a href="grpc-services.topic"/>.

docs/pages/kotlinx-rpc/topics/rpc-servers.topic:43

• The <a> tag is self-closing and has no link text. Wrap the URL in a descriptive link (e.g., <a href="annotation-type-safety.topic">annotation type-safety guide</a>).

See <a href="annotation-type-safety.topic"/> for more details.

docs/pages/kotlinx-rpc/topics/krpc-ktor.topic:121

• There's a typo in the parameter type — it should be String, not Srting.

override suspend fun processImage(url: Srting): ProcessedImage