refactor: simplify yaml, remove support for old scalar fields

3 files changed, 234 insertions, 180 deletions

diff --git a/data/courses/reactor.yaml b/data/courses/reactor.yaml
index 91b2873..a657c21 100644
--- a/data/courses/reactor.yaml
+++ b/data/courses/reactor.yaml
@@ -3,73 +3,94 @@ required_level: 50
 start_room: 99999200
 completion_xp: 350
 obstacles:
-  - room_id: 99999220
-    verb: climb
-    ticks_per_phase: 3
-    xp: 40
-    fail_damage: [3, 6]
-    exit_dir: north
-    messages:
-      - "You grip the reactor scaffolding and begin your ascent..."
-      - "The metal groans under your weight as you climb higher, heat radiating from below..."
-      - "You pull yourself onto the upper platform, the reactor humming beneath you!"
-  - room_id: 99999221
-    verb: swing
-    ticks_per_phase: 3
-    xp: 45
-    fail_damage: [3, 7]
-    exit_dir: north
-    messages:
-      - "You seize the heavy coolant chain dangling above the reactor pit..."
-      - "You swing out over the glowing core, heat blasting your face..."
-      - "You release and land hard on the maintenance gantry, chain clanging behind you!"
-  - room_id: 99999222
-    verb: balance
-    ticks_per_phase: 3
-    xp: 50
-    fail_damage: [4, 7]
-    exit_dir: north
-    messages:
-      - "You step onto the massive steam pipe spanning the reactor chamber..."
-      - "Steam jets hiss from valves on either side as you shuffle along the pipe..."
-      - "You reach the junction platform and hop off the pipe with relief!"
-  - room_id: 99999223
-    verb: jump
-    ticks_per_phase: 2
-    xp: 45
-    fail_damage: [3, 6]
-    exit_dir: north
-    messages:
-      - "A section of the reactor platform is missing, leaving a gaping void..."
-      - "You back up, sprint, and leap with everything you've got..."
-      - "You slam into the far platform and roll to safety!"
-  - room_id: 99999224
-    verb: crawl
-    ticks_per_phase: 3
-    xp: 40
-    fail_damage: [3, 5]
-    exit_dir: north
-    messages:
-      - "You squeeze into the narrow service conduit, radiation warnings plastered on every surface..."
-      - "You drag yourself through on your elbows, sparks showering from damaged wiring above..."
-      - "You tumble out the far end and gulp down clean air!"
-  - room_id: 99999225
-    verb: vault
-    ticks_per_phase: 2
-    xp: 50
-    fail_damage: [4, 7]
-    exit_dir: north
-    messages:
-      - "A radiation containment barrier blocks the path, humming with energy..."
-      - "You time the pulse cycle, sprint at the barrier, and throw yourself over it..."
-      - "You clear the barrier and land on the other side, heart pounding!"
-  - room_id: 99999226
-    verb: leap
-    ticks_per_phase: 3
-    xp: 55
-    fail_damage: [4, 8]
-    exit_dir: north
-    messages:
-      - "The final obstacle: a massive chasm over the reactor coolant pool..."
-      - "You sprint along the narrow runway, the abyss yawning below..."
-      - "You launch into the void, arms windmilling, and crash onto the far platform!"
+- room_id: 99999220
+  verb: climb
+  xp: 40
+  fail_damage: [3, 6]
+  exit_dir: north
+  phases:
+  - message: "You grip the reactor scaffolding and begin your ascent..."
+    delay: 3.0
+  - message: "The metal groans under your weight as you climb higher, heat radiating from below..."
+    delay: 3.0
+    fail_check: true
+  - message: "You pull yourself onto the upper platform, the reactor humming beneath you!"
+    delay: 3.0
+- room_id: 99999221
+  verb: swing
+  xp: 45
+  fail_damage: [3, 7]
+  exit_dir: north
+  phases:
+  - message: "You seize the heavy coolant chain dangling above the reactor pit..."
+    delay: 3.0
+  - message: "You swing out over the glowing core, heat blasting your face..."
+    delay: 3.0
+    fail_check: true
+  - message: "You release and land hard on the maintenance gantry, chain clanging behind you!"
+    delay: 3.0
+- room_id: 99999222
+  verb: balance
+  xp: 50
+  fail_damage: [4, 7]
+  exit_dir: north
+  phases:
+  - message: "You step onto the massive steam pipe spanning the reactor chamber..."
+    delay: 3.0
+  - message: "Steam jets hiss from valves on either side as you shuffle along the pipe..."
+    delay: 3.0
+    fail_check: true
+  - message: "You reach the junction platform and hop off the pipe with relief!"
+    delay: 3.0
+- room_id: 99999223
+  verb: jump
+  xp: 45
+  fail_damage: [3, 6]
+  exit_dir: north
+  phases:
+  - message: "A section of the reactor platform is missing, leaving a gaping void..."
+    delay: 2.0
+  - message: "You back up, sprint, and leap with everything you've got..."
+    delay: 2.0
+    fail_check: true
+  - message: "You slam into the far platform and roll to safety!"
+    delay: 2.0
+- room_id: 99999224
+  verb: crawl
+  xp: 40
+  fail_damage: [3, 5]
+  exit_dir: north
+  phases:
+  - message: "You squeeze into the narrow service conduit, radiation warnings plastered on every surface..."
+    delay: 3.0
+  - message: "You drag yourself through on your elbows, sparks showering from damaged wiring above..."
+    delay: 3.0
+    fail_check: true
+  - message: "You tumble out the far end and gulp down clean air!"
+    delay: 3.0
+- room_id: 99999225
+  verb: vault
+  xp: 50
+  fail_damage: [4, 7]
+  exit_dir: north
+  phases:
+  - message: "A radiation containment barrier blocks the path, humming with energy..."
+    delay: 2.0
+  - message: "You time the pulse cycle, sprint at the barrier, and throw yourself over it..."
+    delay: 2.0
+    fail_check: true
+  - message: "You clear the barrier and land on the other side, heart pounding!"
+    delay: 2.0
+- room_id: 99999226
+  verb: leap
+  xp: 55
+  fail_damage: [4, 8]
+  exit_dir: north
+  phases:
+  - message: "The final obstacle: a massive chasm over the reactor coolant pool..."
+    delay: 3.0
+  - message: "You sprint along the narrow runway, the abyss yawning below..."
+    delay: 3.0
+    fail_check: true
+  - message: "You launch into the void, arms windmilling, and crash onto the far platform!"
+    delay: 3.0
diff --git a/data/courses/rooftop.yaml b/data/courses/rooftop.yaml
index 68ad23b..4be1f71 100644
--- a/data/courses/rooftop.yaml
+++ b/data/courses/rooftop.yaml
@@ -3,63 +3,81 @@ required_level: 20
 start_room: 99999200
 completion_xp: 120
 obstacles:
-  - room_id: 99999210
-    verb: climb
-    ticks_per_phase: 2
-    xp: 15
-    fail_damage: [2, 4]
-    exit_dir: north
-    messages:
-      - "You grab the rough permacrete wall and begin to climb..."
-      - "Your fingers find cracks and ledges as you pull yourself higher..."
-      - "You heave yourself over the edge and onto the rooftop!"
-  - room_id: 99999211
-    verb: jump
-    ticks_per_phase: 2
-    xp: 22
-    fail_damage: [2, 4]
-    exit_dir: north
-    messages:
-      - "You eye the gap between this building and the next..."
-      - "You sprint toward the edge, boots pounding on the rooftop..."
-      - "You launch yourself across and roll to a stop on the other roof!"
-  - room_id: 99999212
-    verb: swing
-    ticks_per_phase: 3
-    xp: 20
-    fail_damage: [2, 5]
-    exit_dir: north
-    messages:
-      - "You grab the dangling power cable with both hands..."
-      - "You kick off the ledge and swing out over the street far below..."
-      - "You release at the peak of the arc and land on the opposite platform!"
-  - room_id: 99999213
-    verb: balance
-    ticks_per_phase: 3
-    xp: 18
-    fail_damage: [2, 4]
-    exit_dir: north
-    messages:
-      - "You step onto the narrow structural beam spanning the alley..."
-      - "The beam sways slightly as you inch forward, arms out for balance..."
-      - "You reach the far side and step gratefully onto solid rooftop!"
-  - room_id: 99999214
-    verb: vault
-    ticks_per_phase: 2
-    xp: 15
-    fail_damage: [2, 3]
-    exit_dir: north
-    messages:
-      - "You run toward the maintenance railing at full speed..."
-      - "You plant one hand on the rail and swing your legs over..."
-      - "You clear the railing and land in a crouch on the other side!"
-  - room_id: 99999215
-    verb: leap
-    ticks_per_phase: 2
-    xp: 20
-    fail_damage: [3, 5]
-    exit_dir: north
-    messages:
-      - "You stare at the final gap -- the widest yet..."
-      - "You take a deep breath, charge forward, and throw yourself into the air..."
-      - "You barely catch the far ledge, pull yourself up, and stand triumphant!"
+- room_id: 99999210
+  verb: climb
+  xp: 15
+  fail_damage: [2, 4]
+  exit_dir: north
+  phases:
+  - message: "You grab the rough permacrete wall and begin to climb..."
+    delay: 2.0
+  - message: "Your fingers find cracks and ledges as you pull yourself higher..."
+    delay: 2.0
+    fail_check: true
+  - message: "You heave yourself over the edge and onto the rooftop!"
+    delay: 2.0
+- room_id: 99999211
+  verb: jump
+  xp: 22
+  fail_damage: [2, 4]
+  exit_dir: north
+  phases:
+  - message: "You eye the gap between this building and the next..."
+    delay: 2.0
+  - message: "You sprint toward the edge, boots pounding on the rooftop..."
+    delay: 2.0
+    fail_check: true
+  - message: "You launch yourself across and roll to a stop on the other roof!"
+    delay: 2.0
+- room_id: 99999212
+  verb: swing
+  xp: 20
+  fail_damage: [2, 5]
+  exit_dir: north
+  phases:
+  - message: "You grab the dangling power cable with both hands..."
+    delay: 3.0
+  - message: "You kick off the ledge and swing out over the street far below..."
+    delay: 3.0
+    fail_check: true
+  - message: "You release at the peak of the arc and land on the opposite platform!"
+    delay: 3.0
+- room_id: 99999213
+  verb: balance
+  xp: 18
+  fail_damage: [2, 4]
+  exit_dir: north
+  phases:
+  - message: "You step onto the narrow structural beam spanning the alley..."
+    delay: 3.0
+  - message: "The beam sways slightly as you inch forward, arms out for balance..."
+    delay: 3.0
+    fail_check: true
+  - message: "You reach the far side and step gratefully onto solid rooftop!"
+    delay: 3.0
+- room_id: 99999214
+  verb: vault
+  xp: 15
+  fail_damage: [2, 3]
+  exit_dir: north
+  phases:
+  - message: "You run toward the maintenance railing at full speed..."
+    delay: 2.0
+  - message: "You plant one hand on the rail and swing your legs over..."
+    delay: 2.0
+    fail_check: true
+  - message: "You clear the railing and land in a crouch on the other side!"
+    delay: 2.0
+- room_id: 99999215
+  verb: leap
+  xp: 20
+  fail_damage: [3, 5]
+  exit_dir: north
+  phases:
+  - message: "You stare at the final gap -- the widest yet..."
+    delay: 2.0
+  - message: "You take a deep breath, charge forward, and throw yourself into the air..."
+    delay: 2.0
+    fail_check: true
+  - message: "You barely catch the far ledge, pull yourself up, and stand triumphant!"
+    delay: 2.0
diff --git a/data/courses/vent_shaft.yaml b/data/courses/vent_shaft.yaml
index 69ca2d2..49e42c3 100644
--- a/data/courses/vent_shaft.yaml
+++ b/data/courses/vent_shaft.yaml
@@ -3,53 +3,68 @@ required_level: 1
 start_room: 99999200
 completion_xp: 40
 obstacles:
-  - room_id: 99999201
-    verb: scramble
-    ticks_per_phase: 2
-    xp: 8
-    fail_damage: [1, 2]
-    exit_dir: north
-    messages:
-      - "You approach the corroded ventilation wall..."
-      - "You find footholds in the rusted panels and begin to climb..."
-      - "You scramble up the wall and haul yourself onto the ledge!"
-  - room_id: 99999202
-    verb: balance
-    ticks_per_phase: 2
-    xp: 8
-    fail_damage: [1, 2]
-    exit_dir: north
-    messages:
-      - "You step onto the narrow coolant pipe..."
-      - "Arms outstretched, you carefully place one foot in front of the other..."
-      - "You reach the other side of the pipe and step onto solid ground!"
-  - room_id: 99999203
-    verb: jump
-    ticks_per_phase: 2
-    xp: 7
-    fail_damage: [1, 2]
-    exit_dir: north
-    messages:
-      - "You peer across the dark gap in the shaft floor..."
-      - "You take a few steps back, then sprint toward the edge..."
-      - "You leap across the gap and land safely on the other side!"
-  - room_id: 99999204
-    verb: crawl
-    ticks_per_phase: 3
-    xp: 7
-    fail_damage: [1, 1]
-    exit_dir: north
-    messages:
-      - "You drop to your hands and knees at the narrow vent opening..."
-      - "You squeeze through the tight passage, metal scraping against your back..."
-      - "You emerge from the vent and stand up, brushing dust from your clothes!"
-  - room_id: 99999205
-    verb: slide
-    ticks_per_phase: 2
-    xp: 10
-    fail_damage: [1, 2]
-    exit_dir: north
-    messages:
-      - "You sit at the top of the emergency chute..."
-      - "You push off and accelerate down the smooth metal surface..."
-      - "You shoot out the bottom of the chute and land on your feet!"
+- room_id: 99999201
+  verb: scramble
+  xp: 8
+  fail_damage: [1, 2]
+  exit_dir: north
+  phases:
+  - message: "You approach the corroded ventilation wall..."
+    delay: 2.0
+  - message: "You find footholds in the rusted panels and begin to climb..."
+    delay: 2.0
+    fail_check: true
+  - message: "You scramble up the wall and haul yourself onto the ledge!"
+    delay: 2.0
+- room_id: 99999202
+  verb: balance
+  xp: 8
+  fail_damage: [1, 2]
+  exit_dir: north
+  phases:
+  - message: "You step onto the narrow coolant pipe..."
+    delay: 2.0
+  - message: "Arms outstretched, you carefully place one foot in front of the other..."
+    delay: 2.0
+    fail_check: true
+  - message: "You reach the other side of the pipe and step onto solid ground!"
+    delay: 2.0
+- room_id: 99999203
+  verb: jump
+  xp: 7
+  fail_damage: [1, 2]
+  exit_dir: north
+  phases:
+  - message: "You peer across the dark gap in the shaft floor..."
+    delay: 2.0
+  - message: "You take a few steps back, then sprint toward the edge..."
+    delay: 2.0
+    fail_check: true
+  - message: "You leap across the gap and land safely on the other side!"
+    delay: 2.0
+- room_id: 99999204
+  verb: crawl
+  xp: 7
+  fail_damage: [1, 1]
+  exit_dir: north
+  phases:
+  - message: "You drop to your hands and knees at the narrow vent opening..."
+    delay: 3.0
+  - message: "You squeeze through the tight passage, metal scraping against your back..."
+    delay: 3.0
+    fail_check: true
+  - message: "You emerge from the vent and stand up, brushing dust from your clothes!"
+    delay: 3.0
+- room_id: 99999205
+  verb: slide
+  xp: 10
+  fail_damage: [1, 2]
+  exit_dir: north
+  phases:
+  - message: "You sit at the top of the emergency chute..."
+    delay: 2.0
+  - message: "You push off and accelerate down the smooth metal surface..."
+    delay: 2.0
+    fail_check: true
+  - message: "You shoot out the bottom of the chute and land on your feet!"
+    delay: 2.0