feat: add poimandres theme (#41)

Author: ubmit

standard/README.md

@@ -65,6 +65,7 @@
 |**[Pencil Dark](pencil_dark.yaml)**:|<img src='previews/pencil_dark.yaml.svg' width='300'>|
 |**[Pencil Light](pencil_light.yaml)**:|<img src='previews/pencil_light.yaml.svg' width='300'>|
 |**[Plastic](plastic.yaml)**:|<img src='previews/plastic.yaml.svg' width='300'>|
+|**[Poimandres](poimandres.yaml)**:|<img src='previews/poimandres.yaml.svg' width='300'>|
 |**[Remedy Dark](remedy_dark.yaml)**:|<img src='previews/remedy_dark.yaml.svg' width='300'>|
 |**[Seashells](seashells.yaml)**:|<img src='previews/seashells.yaml.svg' width='300'>|
 |**[Simply Dark](simply_dark.yaml)**:|<img src='previews/simply_dark.yaml.svg' width='300'>|

standard/poimandres.yaml

@@ -0,0 +1,24 @@
+accent: '#C5E9FF'
+background: '#1B1E28'
+details: darker
+foreground: '#ACCDFF'
+terminal_colors:
+  bright:
+    black: '#ACCDFF'
+    blue: '#D7FFFF'
+    cyan: '#D7FFFF'
+    green: '#E4C7FF'
+    magenta: '#C5E9FF'
+    red: '#679DFF'
+    white: '#FFFFFF'
+    yellow: '#FAC2FF'
+  normal:
+    black: '#1B1E28'
+    blue: '#DDFFFF'
+    cyan: '#DDFFFF'
+    green: '#E4C7FF'
+    magenta: '#C5E9FF'
+    red: '#679DFF'
+    white: '#FFFFFF'
+    yellow: '#FAC2FF'
+