Openpecha

Fix
* Raise exception for pecha doesn't exist ([`69aa954`](https://github.com/OpenPecha-dev/openpecha-toolkit/commit/69aa954f3970b1e2cfd8e740e24d308ec86c9154))

Fix
* **core-pecha:** Reset layers by reading components ([`031b8bb`](https://github.com/OpenPecha-dev/openpecha-toolkit/commit/031b8bb037c4fceb65b4010a212ed0c220ad303c))

Fix
* **core.pecha:** Add rest layers ([`7d25a4a`](https://github.com/OpenPecha-dev/openpecha-toolkit/commit/7d25a4a36f47c98a2520d1b9c71bddf7a1cbc12a))

Fix
* **test:** Test for serializers are separated ([`0ed687a`](https://github.com/OpenPecha-dev/openpecha-toolkit/commit/0ed687a0d8295de89144c68b173460370bdbbc69))
* **editor:** Chapter serialize correctly in editor ([`cd2572a`](https://github.com/OpenPecha-dev/openpecha-toolkit/commit/cd2572ab7f73e61ddabb00d70f32f6d5d6c8c170))
* **epub-serializer:** Alt option added for img tag of credit page ([`540c6fa`](https://github.com/OpenPecha-dev/openpecha-toolkit/commit/540c6faf86745ae0e1f369126a74b616feff815c))
* **epub-serializer:** Verse type annotation style changed ([`788ecab`](https://github.com/OpenPecha-dev/openpecha-toolkit/commit/788ecab70cd108fc65dc64da8fd9774e24568f6f))

Fix
* **serialize:** Text span bug fix ([`29ae052`](https://github.com/OpenPecha-dev/openpecha-toolkit/commit/29ae052deb27b14d707f266367ad9b5b3b4434e5))
* **hfml-formatter:** Topic end span for last page changed ([`a1d36de`](https://github.com/OpenPecha-dev/openpecha-toolkit/commit/a1d36de32e8c426ef78421379e5825c82f0f18db))
* **text-formatter:** Text-formatter added ([`b78698f`](https://github.com/OpenPecha-dev/openpecha-toolkit/commit/b78698fa71487bc44f01c8468010717626a140b0))

Fix
* **serializer:** Line annotation removed ([`e3af107`](https://github.com/OpenPecha-dev/openpecha-toolkit/commit/e3af107c777b8967260a14723a37cf4ee36dfafa))