A mix of SOLO and healing
(Healing below)

FOR SOLO BUILD:
https://alcasthq.com/eso-solo-magicka-templar-build-pve/

Chest Law of Julianos Light Divine Magicka
Belt Law of Julianos Light Divine Magicka
Shoes Law of Julianos Light Divine Magicka
Pants Law of Julianos Light Divine Magicka
Hands Law of Julianos Light Divine Magicka
Head Iceheart Medium Divine Magicka
Shoulder Iceheart Heavy Divine Magicka
Necklace Mother's Sorrow Jewelry Arcane Spell Damage
Ring Mother's Sorrow Jewelry Arcane Spell Damage
Ring Mother's Sorrow Jewelry Arcane Spell Damage
Weapon 1 Mother's Sorrow Shock Precise Shock Enchant
Weapon 2 Crushing Wall or Mother's Sorrow Shock Infused Weapon Damage Enchant

FOR HEALS:
https://alcasthq.com/eso-magicka-templar-healer-build-pve/

Chest Kagrenac's Hope Heavy Any Trait Health
Belt Armor of the Seducer Light Any Trait Magicka
Shoes Armor of the Seducer Light Any Trait Magicka
Pants Kagrenac's Hope Medium Any Trait Magicka
Hands Kagrenac's Hope Light Any Trait Magicka
Head Monster Set or Random Light Any Trait Magicka
Shoulder Monster Set or Random Light Any Trait Magicka
Necklace Armor of the Seducer Jewelry Arcane Magicka Recovery
Ring Armor of the Seducer Jewelry Arcane Magicka Recovery
Ring Armor of the Seducer Jewelry Arcane Spell Damage
Weapon 1 Kagrenac's Hope Resto Staff Powered Absorb Magic Enchant
Weapon 2 Kagrenac's Hope Lightning Staff Any Trait Shock Damage