Fix TS2612 build errors and change major bumps to minor

Co-authored-by: dmichon-msft <26827560+dmichon-msft@users.noreply.github.com>

Author: Copilot

apps/api-documenter/src/plugin/MarkdownDocumenterFeature.ts

@@ -75,7 +75,7 @@ const uuidMarkdownDocumenterFeature: string = '34196154-9eb3-4de0-a8c8-7e9539dfe
  */
 export class MarkdownDocumenterFeature extends PluginFeature {
   /** {@inheritdoc PluginFeature.context} */
-  public context!: MarkdownDocumenterFeatureContext;
+  public declare context: MarkdownDocumenterFeatureContext;
 
   /**
    * This event occurs before each markdown file is written.  It provides an opportunity to customize the

common/changes/@microsoft/api-documenter/update-node-target-es2022_2026-02-24-00-08.json

@@ -0,0 +1,10 @@
+{
+  "changes": [
+    {
+      "packageName": "@microsoft/api-documenter",
+      "comment": "Add 'declare' modifier to fix TS2612 property redeclaration errors when targeting ES2022",
+      "type": "patch"
+    }
+  ],
+  "packageName": "@microsoft/api-documenter"
+}

common/changes/@microsoft/rush-lib/update-node-target-es2022_2026-02-24-00-08.json

@@ -0,0 +1,10 @@
+{
+  "changes": [
+    {
+      "packageName": "@microsoft/rush-lib",
+      "comment": "Add 'declare' modifier to fix TS2612 property redeclaration errors when targeting ES2022",
+      "type": "patch"
+    }
+  ],
+  "packageName": "@microsoft/rush-lib"
+}

common/changes/@rushstack/heft-jest-plugin/update-node-target-es2022_2026-02-24-00-08.json

@@ -3,7 +3,7 @@
     {
       "packageName": "@rushstack/heft-jest-plugin",
       "comment": "Update TypeScript compilation target to es2022 to match the minimum supported Node.js version (18.15.0)",
-      "type": "major"
+      "type": "minor"
     }
   ],
   "packageName": "@rushstack/heft-jest-plugin"

common/changes/@rushstack/heft-node-rig/update-node-target-es2022_2026-02-24-00-08.json

@@ -3,7 +3,7 @@
     {
       "packageName": "@rushstack/heft-node-rig",
       "comment": "Update TypeScript compilation target to es2022 to match the minimum supported Node.js version (18.15.0)",
-      "type": "major"
+      "type": "minor"
     }
   ],
   "packageName": "@rushstack/heft-node-rig"

common/changes/@rushstack/heft-vscode-extension-rig/update-node-target-es2022_2026-02-24-00-08.json

@@ -3,7 +3,7 @@
     {
       "packageName": "@rushstack/heft-vscode-extension-rig",
       "comment": "Update TypeScript compilation target to es2022 to match the minimum supported Node.js version (18.15.0)",
-      "type": "major"
+      "type": "minor"
     }
   ],
   "packageName": "@rushstack/heft-vscode-extension-rig"

common/changes/@rushstack/ts-command-line/update-node-target-es2022_2026-02-24-00-08.json

@@ -3,7 +3,7 @@
     {
       "packageName": "@rushstack/ts-command-line",
       "comment": "Update TypeScript compilation target to es2022 to match the minimum supported Node.js version (18.15.0)",
-      "type": "major"
+      "type": "minor"
     }
   ],
   "packageName": "@rushstack/ts-command-line"

common/changes/@rushstack/webpack5-module-minifier-plugin/update-node-target-es2022_2026-02-24-00-08.json

@@ -3,7 +3,7 @@
     {
       "packageName": "@rushstack/webpack5-module-minifier-plugin",
       "comment": "Update TypeScript compilation target to es2022 to match the minimum supported Node.js version (18.15.0)",
-      "type": "major"
+      "type": "minor"
     }
   ],
   "packageName": "@rushstack/webpack5-module-minifier-plugin"

libraries/rush-lib/src/cli/actions/BaseRushAction.ts

@@ -115,7 +115,7 @@ export abstract class BaseRushAction extends BaseConfiglessRushAction {
     return this._eventHooksManager;
   }
 
-  protected readonly rushConfiguration!: RushConfiguration;
+  protected declare readonly rushConfiguration: RushConfiguration;
 
   protected override async onExecuteAsync(): Promise<void> {
     if (!this.rushConfiguration) {