feat!: Rename /data to /api

Close #1

src/openapi.yaml

@@ -15,25 +15,25 @@ servers:
     description: localhost
 
 paths:
-  /data/semester-versions.json:
+  /api/semester-versions.json:
     $ref: ./paths/semester-versions.yaml
-  /data/modules.json:
+  /api/modules.json:
     $ref: ./paths/modules.yaml
-  /data/lecturers.json:
+  /api/lecturers.json:
     $ref: ./paths/lecturers.yaml
-  /data/module-history.json:
+  /api/module-history.json:
     $ref: ./paths/module-history.yaml
-  /data/changelog.html:
+  /api/changelog.html:
     $ref: ./paths/changelog-html.yaml
-  /data/{semester}/config.json:
+  /api/{semester}/config.json:
     $ref: ./paths/{semester}/config.yaml
-  /data/{semester}/changes.json:
+  /api/{semester}/changes.json:
     $ref: ./paths/{semester}/changes.yaml
-  /data/{semester}/blockclasses.json:
+  /api/{semester}/blockclasses.json:
     $ref: ./paths/{semester}/blockclasses.yaml
-  /data/{semester}/{version}/classes.json:
+  /api/{semester}/{version}/classes.json:
     $ref: ./paths/{semester}/{version}/classes.yaml
-  /data/{semester}/{version}/config.json:
+  /api/{semester}/{version}/config.json:
     $ref: ./paths/{semester}/{version}/config.yaml
-  /data/{semester}/{version}/klassen.pdf:
+  /api/{semester}/{version}/klassen.pdf:
     $ref: ./paths/{semester}/{version}/klassen-pdf.yaml