chore: Add docs and readme link

Author: Danevandy99

README.md

@@ -104,6 +104,7 @@ Rules marked with ✅ are recommended and rules marked with 🔧 have fixers.
 | [`no-subject-unsubscribe`](https://github.com/cartant/eslint-plugin-rxjs/blob/main/docs/rules/no-subject-unsubscribe.md) | Forbids calling the `unsubscribe` method of a subject instance. | ✅ | |
 | [`no-subject-value`](https://github.com/cartant/eslint-plugin-rxjs/blob/main/docs/rules/no-subject-value.md) | Forbids accessing the `value` property of a `BehaviorSubject` instance. | | |
 | [`no-subscribe-handlers`](https://github.com/cartant/eslint-plugin-rxjs/blob/main/docs/rules/no-subscribe-handlers.md) | Forbids the passing of handlers to `subscribe`. | | |
+| [`no-subscribe-in-pipe`](https://github.com/cartant/eslint-plugin-rxjs/blob/main/docs/rules/no-subscribe-in-pipe.md) | Forbids the calling of `subscribe` within any operator inside a `pipe` operation. | ✅ | | 
 | [`no-topromise`](https://github.com/cartant/eslint-plugin-rxjs/blob/main/docs/rules/no-topromise.md) | Forbids the use of the `toPromise` method. | | |
 | [`no-unbound-methods`](https://github.com/cartant/eslint-plugin-rxjs/blob/main/docs/rules/no-unbound-methods.md) | Forbids the passing of unbound methods. | ✅ | |
 | [`no-unsafe-catch`](https://github.com/cartant/eslint-plugin-rxjs/blob/main/docs/rules/no-unsafe-catch.md) | Forbids unsafe `catchError` usage in effects and epics. | | |

docs/rules/no-subscribe-in-pipe.md

@@ -0,0 +1,35 @@
+# Avoid `subscribe` calls inside `pipe` operators (`no-subscribe-in-pipe`)
+
+This rule effects failures if `subscribe` is called within any operator inside a `pipe` operation.
+
+## Rule details
+
+Examples of **incorrect** code for this rule:
+
+```ts
+import { of } from "rxjs";
+import { map } from "rxjs/operators";
+
+of(42, 54).pipe(
+  map(value => {
+    of(value).subscribe(console.log); // This will trigger the rule
+    return value * 2;
+  })
+).subscribe(result => console.log(result));
+```
+
+Examples of **correct** code for this rule:
+
+```ts
+import { of } from "rxjs";
+import { map, tap } from "rxjs/operators";
+
+of(42, 54).pipe(
+  tap(value => console.log(value)),
+  map(value => value * 2)
+).subscribe(result => console.log(result));
+```
+
+## Options
+
+This rule has no options.