docs: implement KLT -> Keptn name change (#2001)

Co-authored-by: Giovanni Liva <giovanni.liva@dynatrace.com>
Co-authored-by: Moritz Wiesinger <moritz.wiesinger@dynatrace.com>

README.md

@@ -1,4 +1,4 @@
-# Keptn Lifecycle Toolkit
+# Keptn
 
 ![build](https://img.shields.io/github/actions/workflow/status/keptn/lifecycle-toolkit/CI.yaml?branch=main)
 ![Codecov](https://img.shields.io/codecov/c/github/keptn/lifecycle-toolkit?token=KPGfrBb2sA)
@@ -7,18 +7,21 @@
 [![GitHub Discussions](https://img.shields.io/github/discussions/keptn/lifecycle-toolkit)](https://github.com/keptn/lifecycle-toolkit/discussions)
 
 This is the primary repository for
-the Keptn Lifecycle Toolkit (KLT) software and documentation.
-KLT provides a “cloud-native” approach
+the Keptn software and documentation.
+Keptn provides a “cloud-native” approach
 for managing the application release lifecycle
 metrics, observability, health checks,
 with pre- and post-deployment evaluations and tasks.
 It is an incubating project, under the umbrella of the
 [Keptn Application Lifecycle working group](https://github.com/keptn/wg-app-lifecycle).
 
+> **Note** Keptn was developed under the code name of
+  "Keptn Lifecycle Toolkit" or "KLT" for short.
+  The source code contains many vestiges of these names.
+
 ## Goals
 
-The Keptn Lifecycle Toolkit provides Cloud Native teams with
-the following capabilities:
+Keptn provides Cloud Native teams with the following capabilities:
 
 - Pre-requisite evaluation before deploying workloads and applications
 - Finding out when an application (not just a workload) is ready and working
@@ -28,10 +31,10 @@ the following capabilities:
 
 ![Operator Maturity Model with third level circled in](./assets/operator-maturity.jpg)
 
-The Keptn Lifecycle Toolkit can be seen as a general purpose and declarative
+Keptn can be seen as a general purpose and declarative
 [Level 3 operator](https://operatorframework.io/operator-capabilities/)
 for your Application.
-For this reason, the Keptn Lifecycle Toolkit is agnostic to deployment tools
+For this reason, Keptn is agnostic to deployment tools
 that are used and works with any GitOps solution.
 
 ## Status
@@ -61,13 +64,13 @@ The status follows the
 
 ## Installation
 
-The Keptn Lifecycle Toolkit can be installed on any Kubernetes cluster
+Keptn can be installed on any Kubernetes cluster
 running Kubernetes >=1.24.
-Note that the Lifecycle Toolkit is not currently compatible with
+Note that Keptn is not currently compatible with
 [vcluster](https://github.com/loft-sh/vcluster).
 
 Use the following command sequence
-to install the latest release of the Keptn Lifecycle Toolkit:
+to install the latest release of Keptn:
 
 ```shell
 helm repo add klt https://charts.lifecycle.keptn.sh
@@ -80,32 +83,34 @@ helm upgrade --install keptn klt/klt -n keptn-lifecycle-toolkit-system --create-
 For more info about Keptn, please see our
 [documentation](https://lifecycle.keptn.sh/docs/), specifically:
 
-- [Introduction to Keptn Lifecycle Toolkit](https://lifecycle.keptn.sh/docs/intro-klt/)
-  gives an overview of the KLT facilities.
+- [Introduction to Keptn](https://lifecycle.keptn.sh/docs/intro/)
+  gives an overview of the Keptn facilities.
 - [Getting started](https://lifecycle.keptn.sh/docs/getting-started/)
-  includes some short exercises to introduce you to KLT.
+  includes some short exercises to introduce you to Keptn.
 - [Installation and upgrade](https://lifecycle.keptn.sh/docs/install/)
   provides information about preparing your Kubernetes cluster
-  then installing and enabling KLT.
-- [Implementing KLT applications](https://lifecycle.keptn.sh/docs/implementing/)
-  documents how to integrate KLT to work with your existing deployment engine
+  then installing and enabling Keptn.
+- [Implementing Keptn applications](https://lifecycle.keptn.sh/docs/implementing/)
+  documents how to integrate Keptn to work with your existing deployment engine
   and implement its variouos features.
 - [Architecture](https://lifecycle.keptn.sh/docs/concepts/architecture/) provides detailed technical information
-  about how KLT works.
+  about how Keptn works.
 - [CRD Reference](https://lifecycle.keptn.sh/docs/yaml-crd-ref/) and
   [API Reference](https://lifecycle.keptn.sh/docs/crd-ref/)
   provide detailed reference material for the custom resources
-  used to configure KLT.
+  used to configure Keptn.
 - [Contributing to Keptn](https://lifecycle.keptn.sh/contribute/)
   provides information about how to contribute to the Keptn project.
 
 You can also find a number of video presentations and demos
-about the Keptn Lifecycle Toolkit on the
+about Keptn on the
 [YouTube Keptn channel](https://www.youtube.com/@keptn).
+Videos that refer to the "Keptn Lifecycle Controller"
+are relevant for the Keptn project.
 
 ## Architecture
 
-The Keptn Lifecycle Toolkit is composed of the following components:
+Keptn is composed of the following components:
 
 - Keptn Lifecycle Operator
 - Keptn Scheduler
@@ -132,11 +137,11 @@ After the Post-Deployment checks,
 SLOs can be validated using an interface
 for retrieving SLI data from a provider
 e.g, [Prometheus](https://prometheus.io/).
-Finally, the Keptn Lifecycle Toolkit exposes Metrics and Traces
+Finally, Keptn exposes Metrics and Traces
 of the entire Deployment cycle with
 [OpenTelemetry](https://opentelemetry.io/).
 
-![KLT Architecture](./assets/architecture.png)
+![Keptn Architecture](./assets/architecture.png)
 
 ### Webhook
 

assets/logo/README.md

@@ -1,6 +1,6 @@
-# Keptn Lifecycle Controller Logos
+# Keptn Logos
 
-This directory contains the Keptn Lifecycle Controller logos in different formats and colors.
+This directory contains the Keptn logos in different formats and colors.
 
 ## Logos
 

docs/content/en/contribute/_index.md

@@ -1,6 +1,6 @@
 ---
 title: Contributing to Keptn
-description: How to contribute to the Keptn projects
+description: How to contribute to the Keptn project
 linktitle: Contributing
 weight: 400
 menu:

docs/content/en/contribute/docs/contrib-guidelines-docs/_index.md

@@ -44,7 +44,7 @@ that are relevant only to documentation
 
   For usability considerations, we make the following exceptions:
 
-  * The main `README.md` file for the lifecycle-controller repository
+  * The main `README.md` file for the lifecycle-toolkit repository
     includes this basic information as well as a link
     to the full installation documentation which has more details.
   * The Getting Started Guide also includes this information

docs/content/en/contribute/docs/source-file-structure/_index.md

@@ -4,7 +4,7 @@ description: Structure source files with Metadata
 weight: 400
 ---
 
-The source files for the KLT documentation
+The source files for the Keptn documentation
 are stored in the same github repository as the source code.
 This page explains how the documentation source files are organized.
 
@@ -23,26 +23,26 @@ the *docs/content/en/docs* directory in the repository.
 The subdirectories correspond to the contents listed in the right frame.
 In the order they appear in the rendered docs, the subdirectories are:
 
-* **intro-klt** (Introduction to the Keptn Lifecycle Toolkit):
-  A brief overview of KLT, its features and use cases, and its history
+* **intro** (Introduction to the Keptn Lifecycle Toolkit):
+  A brief overview of Keptn, its features and use cases, and its history
 * **getting-started** (Getting started):
-  A hands-on exercise that demonstrates the capabilities of KLT
+  A hands-on exercise that demonstrates the capabilities of Keptn
 * **tutorials** (Tutorials):
-  Additional hands-on exercises to introduce new users to KLT
+  Additional hands-on exercises to introduce new users to Keptn
 * **install** (Installation and Upgrade):
-  Requirements and instructions for installing and enabling KLT
-* **operate** (Operate KLT):
-  Guides about running and managing the KLT cluster
+  Requirements and instructions for installing and enabling Keptn
+* **operate** (Operate Keptn):
+  Guides about running and managing the Keptn cluster
 * **implementing** (Implementing Keptn applications):
   This is currently a catch-all section
   for guides and how-to material about implementing Keptn features.
   It needs to be restructured and subdivided
 * **troubleshooting.md** (Troubleshooting Guide):
-  How to diagnose and solve common problems with KLT
+  How to diagnose and solve common problems with Keptn
 * **architecture** (Architecture):
-  Information about how KLT actually works
+  Information about how Keptn actually works
 * **crd-ref** (API Reference):
-  Comprehensive information about all the APIs that define the KLT CRDs.
+  Comprehensive information about all the APIs that define the Keptn CRDs.
   This section is auto-generated from source code
   and should never be modified in the *docs* directory.
   The source for the authored text can be modified
@@ -51,8 +51,8 @@ In the order they appear in the rendered docs, the subdirectories are:
   Reference pages for the CRs that users must populate.
   This is a subset of the CRDs documented in the *API Reference* section
 * **migrate** (Migrating to the Keptn Lifecycle Toolkit):
-  Information to help users who are migrating to KLT
-  from Keptn V1
+  Information to help users who are migrating to Keptn
+  from Keptn v1
 
 ## Contributing guide
 
@@ -131,7 +131,7 @@ The system for assigning weights for the docs landing page
 allows for maximum flexibility as we create new sections:
 
 * General introductory material uses weight values under 100.
-* Guide material about using specific KLT features
+* Guide material about using specific Keptn features
   use weight value of 2**.
 * Reference material uses weight values of 5**.
 * Other documents use weight values of 7**.

docs/content/en/contribute/general/contrib-guidelines-gen/_index.md

@@ -1,11 +1,11 @@
 ---
 title: Contribution Guidelines
-description: Guidelines for contributing to Keptn Lifecycle Toolkit
-weight: 50
+description: Guidelines for contributing towards Keptn
+weight: 300
 ---
 
-Before using the **Keptn Lifecycle Toolkit**
-as a contributor to the Keptn Lifecycle Toolkit repository,
+Before using Keptn
+as a contributor to the Keptn `lifecycle-toolkit` repository,
 it is expected that you comply with the guidelines while
 making contributions towards the repository.
 

docs/content/en/contribute/general/git/pr-create/_index.md

@@ -25,7 +25,7 @@ to the repository are:
 
 1. Switch back to the `main` branch in your repository,
    and ensure that it is up to date
-   with the `main` branch of the Keptn Lifecycle Toolkit:
+   with the `main` Keptn branch:
 
    ```bash
    git remote add upstream https://github.com/keptn/lifecycle-toolkit.git

docs/content/en/contribute/general/technologies/_index.md

@@ -1,13 +1,13 @@
 ---
 title: Technologies to get familiar
-description: Technologies to get familiar before working with Keptn lifecycle toolkit
+description: Technologies to get familiar before working with Keptn
 weight: 100
 ---
 
 ### Related Technologies
 
 You should understand some related technologies
-to effectively use and contribute to the Keptn lifecycle-toolkit.
+to effectively use and contribute to Keptn.
 This section provides links to some materials that can help your learning.
 The information has been gathered from the community and is subject to alteration.
 If you have suggestions about additional content that should be included in this list,

docs/content/en/docs/concepts/architecture/_index.md

@@ -1,9 +1,9 @@
 ---
 title: Architecture
 linktitle: Architecture
-description: Understand the details of how Keptn Lifecycle Toolkit works
+description: Understand the details of how Keptn works
 weight: 80
 cascade:
 ---
 
-### Keptn Lifecycle Toolkit Components
+### Keptn Components

docs/content/en/docs/concepts/architecture/cert-manager.md

@@ -14,7 +14,7 @@ You can instead
 [configure your own certificate manager](https://lifecycle.keptn.sh/docs/install/cert-manager/)
 for this purpose.
 
-The Lifecycle Toolkit includes a Mutating Webhook
+Keptn includes a Mutating Webhook
 that requires TLS certificates to be mounted as a volume in its pod.
 In version 0.6.0 and later, the certificate creation
 is handled automatically by
@@ -28,15 +28,15 @@ with a renewal threshold of 12 hours.
 * If the certificate expires,
 the [klt-cert-manager](https://github.com/keptn/lifecycle-toolkit/blob/main/klt-cert-manager/README.md)
 renews it.
-* The Lifecycle Toolkit operator waits for a valid certificate to be ready.
+* The Keptn `lifecycle-operator` waits for a valid certificate to be ready.
 * When the certificate is ready,
   it is mounted on an empty dir volume in the operator.
 
 `klt-cert-manager` is a customized certificate manager
-that is installed with the Lifecycle Toolkit by default.
+that is installed with Keptn by default.
 It is included to simplify installation for new users
 and because it is much smaller than most standard certificate managers.
-However, KLT is compatible with most certificate managers
+However, Keptn is compatible with most certificate managers
 and can be configured to use another certificate manager if you prefer.
 See [Use Keptn with cert-manager.io](../../operate/cert-manager.md)
 for instructions.
@@ -48,7 +48,7 @@ the webhook or the operator may generate errors
 because of an invalid certificate.
 To solve this, delete the certificate and restart the operator.
 
-The KLT cert-manager certificate is stored as a secret in the `klt` namespace.
+The Keptn cert-manager certificate is stored as a secret in the `klt` namespace.
 To retrieve it:
 
 ```shell
@@ -62,8 +62,8 @@ NAME                        TYPE                 DATA   AGE
 klt-certs                   Opaque               5      4d23h
 ```
 
-Specify the `NAME` of the KLT certificate (`klt-certs` in this case)
-to delete the KLT certificate:
+Specify the `NAME` of the Keptn certificate (`klt-certs` in this case)
+to delete the Keptn certificate:
 
 ```shell
 kubectl delete secret klt-certs -n keptn-lifecycle-toolkit-system

docs/content/en/docs/concepts/architecture/components/_index.md

@@ -1,14 +1,14 @@
 ---
-title: Lifecycle Toolkit Components
+title: Keptn Components
 linktitle: Components
-description: Basic understanding of Keptn Lifecycle Toolkit Components
+description: Basic understanding of Keptn Components
 weight: 20
 cascade:
 ---
 
-### Keptn Lifecycle Toolkit Components
+### Keptn Components
 
-The Keptn Lifecycle Toolkit consists of two main components:
+Keptn consists of two main components:
 
 * Keptn Lifecycle Operator, which splits into two separate operators
 in Release 0.7.0 and later:
@@ -18,11 +18,11 @@ in Release 0.7.0 and later:
 
 ```mermaid
 graph TD;
-    KLTComponents-->Operators;
-    KLTComponents-->Scheduler
+    KeptnComponents-->Operators;
+    KeptnComponents-->Scheduler
    Operators-->Lifecycle-Operator
    Operators-->Metrics-Operator
-style KLTComponents fill:#006bb8,stroke:#fff,stroke-width:px,color:#fff
+style KeptnComponents fill:#006bb8,stroke:#fff,stroke-width:px,color:#fff
 style Operators fill:#d8e6f4,stroke:#fff,stroke-width:px,color:#006bb8
 style Scheduler fill:#d8e6f4,stroke:#fff,stroke-width:px,color:#006bb8
 style Lifecycle-Operator fill:#d8e6f4,stroke:#fff,stroke-width:px,color:#006bb8

docs/content/en/docs/concepts/architecture/components/lifecycle-operator/_index.md

@@ -1,7 +1,7 @@
 ---
 title: Keptn Lifecycle Operator
 linktitle: Lifecycle Operator
-description: Basic understanding of Keptn's Lifecycle Operator
+description: Basic understanding of the Keptn Lifecycle Operator
 weight: 80
 cascade:
 ---
@@ -10,7 +10,7 @@ cascade:
 **Keptn's Lifecycle Operator** is
 a Kubernetes [operator](https://kubernetes.io/docs/concepts/extend-kubernetes/operator/)
 that automates the deployment and management
-of the Keptn Lifecycle Controller components in a Kubernetes cluster.
+of the Keptn components in a Kubernetes cluster.
 The Keptn Lifecycle Operator contains several controllers for **Keptn CRDs**
 and a **Mutating Webhook**.
 

docs/content/en/docs/concepts/architecture/components/scheduler/_index.md

@@ -1,12 +1,12 @@
 ---
 title: Keptn Lifecycle Scheduler
 linktitle: Scheduler
-description: Basic understanding of Keptn's Lifecycle Scheduler
+description: Basic understanding of the Keptn Scheduler
 weight: 80
 cascade:
 ---
 
-The **Keptn Scheduler** is an integral component of the Keptn Lifecycle Toolkit that orchestrates
+The **Keptn Scheduler** is an integral component of Keptn that orchestrates
 the deployment process.
 The **Keptn Scheduler** works by registering itself as a Permit plugin within the Kubernetes
 scheduling cycle that ensures that Pods are scheduled to a node until and unless the