feat: ✨ add preliminary ent tech tree

created outline for the start of a new ent tech tree.

common/technologies/ents_special_techs.txt

@@ -0,0 +1,101 @@
+technologies = {
+
+    ent_society = {
+        research_speed_factor = 0.05
+
+        path = {
+			leads_to_tech = ent_society3
+			research_cost_coeff = 1
+		}
+
+        path = {
+			leads_to_tech = ent_society2
+			research_cost_coeff = 1
+		}
+
+		research_cost = 1
+		start_year = 3018
+		folder = {
+			name = ents_special_folder
+			position = { x = 0 y = 0 }
+		}
+
+		ai_will_do = {
+			factor = 1
+
+			modifier = { factor = 2 date > "3020.1.1" }
+		}
+
+		categories = {
+            lotr_ent_secrets
+		}
+	}
+
+    ent_society2 = {
+        research_speed_factor = 0.05
+
+        path = {
+			leads_to_tech = ent_society1
+			research_cost_coeff = 1
+		}`
+
+		research_cost = 1
+		start_year = 3020
+		folder = {
+			name = ents_special_folder
+			position = { x = 2 y = 4 }
+		}
+
+		ai_will_do = {
+			factor = 1
+
+			modifier = { factor = 2 date > "3022.1.1" }
+		}
+
+        categories = {
+            lotr_ent_secrets
+		}
+	}
+
+    ent_society1 = {
+        research_speed_factor = 0.05
+
+        research_cost = 1
+        start_year = 3022
+        folder = {
+            name = ents_special_folder
+            position = { x = 2 y = 8 }
+        }
+
+        ai_will_do = {
+			factor = 1
+
+			modifier = { factor = 2 date > "3024.1.1" }
+		}
+
+        categories = {
+            lotr_ent_secrets
+		}
+    }
+
+    ent_society3 = {
+        research_speed_factor = 0.05
+
+		research_cost = 1
+		start_year = 3020
+		folder = {
+			name = ents_special_folder
+			position = { x = -2 y = 4 }
+		}
+
+		ai_will_do = {
+			factor = 1
+
+			modifier = { factor = 2 date > "3022.1.1" }
+		}
+
+        categories = {
+            lotr_ent_secrets
+		}
+	}
+}

common/technology_tags/00_technology.txt

@@ -245,4 +245,9 @@ technology_folders = {
 			is_men = yes
 		}
 	}
+	ents_special_folder = {
+		available = {
+			is_ents = yes
+		}
+	}
 }